5. An Exchange of Prisoners
In late July of 1918, I was visited by Sherlock Holmes. Our conversation was mostly concerned
with the progress of the war. Eventually, we began mourning war deaths and injuries affecting
families that we mutually knew. After a period of silence, Holmes said that he needed to visit
someone in a hospital in London. "You of course remember Mr. Andrew Scott, the German
translator who is engaged to Miss Heather Key."
"What put him in a hospital?"
"A German bullet wound either in the shoulder or through a leg, I don't remember which."
"But I thought that Mr. Scott would not have to serve on the front lines."
"In 1916, soon after Miss Key and Mrs. Turner departed for America, I learned that what had
been a bluff, that Mr. Scott was being sent to the front lines, was actually going to happen. An
older man had been found to replace Mr. Scott as a translator.
"I quickly met with Major X of the Army counterespionage detachment that had successfully
raided the Edinburgh spy ring. I suggested to him that Mr. Scott's knowledge of the German
language could become valuable in the work of counterespionage if he were first allowed a more
thorough study the German language and culture. Mr. Gary Douglas was also there and supported
my idea. 'There were bad feelings between Andrew and myself, but all that is behind us now. When
this war is over, I want to reopen our company's office in Germany, and I want Andrew to be in
charge of it.'
"Major X was interested in my suggestion, but wanted to know exactly what I had in mind. I
suggested that if Mr. Scott were to undergo an intensive study of German language, superior to
his original instruction for business purposes, he could be ready by the summer of 1917 for me
to teach him the arts of disguise and assuming a new identity for the purpose of spying. I
suggested that his new identity could be that of an inspector of prisons, and that in that role
he could listen in on the conversations of German prisoners of war and perhaps thereby gain
information valuable to our war efforts. After due consideration, my suggestion was approved.
Thus, while Miss Key was commencing her college studies in America, Mr. Scott was studying
German language and culture at a college in England.
"In June of 1917, I helped Mr. Scott assume a new identity. He became Ansel Coverdale,
Inspector of Prisons. By that time there were beginning to be a significant number of German
prisoners of war, some held in Britain, which is where Ansel began his work. Major X was
especially interested in receiving Ansel's report on the prison in which members of the
Edinburgh spy ring were being held. All summer long Mr. Scott was engaged in his Ansel
Coverdale role in Britain. During this period I met with him from time to time to check on how
things were going. Plans were being made for him to be sent to visit prison camps across the
Channel.
"But then I was visited by my brother Mycroft, who reasoned with me concerning what would
result from American troops entering the fields of battle. According to his analysis, it would
only end the present conflict sooner. He presented convincing evidence that the American leaders
are influenced by minds whose proposals for ending the hostilities are so unrealistic that
nothing will be resolved. 'Within a generation another European war will break out.'
"I later had an occasion to share with Mr. Gary Douglas those portions of Mycroft's analysis that
would be of direct interest to him. Mr. Douglas understood and concluded that he should not
reopen his company's office in Germany after this war. 'But then I will have no need to hire
Andrew Scott.'
"What Mr. Scott would do after this war is over thus became a concern of mine. In the light of
Mycroft's analysis, I pushed for a long-term plan that would have Mr. Scott, after completing
some counterespionage assignments, being honorably discharged from the Army and moving to
America. When a future war breaks out, Mr. Scott's knowledge of the German language and
Miss Key's knowledge of cryptology could be called upon to aid Britain. After all, that was the
very arrangement upon which their relationship had begun.
"There is a reason why Andrew and Heather should live in America. At the end of this war, when
prisoners are exchanged, the Edinburgh spy ring will be sent to Germany. By their communicating
with sympathizers here, they may from a distance organize the murdering of persons they want
revenge on. In his Ansel Coverdale identity, Mr. Scott learned that the spy ring especially wants
revenge on Mr. Gary Douglas and himself.
"Mycroft used his influence to put our plan into motion. Mr. Scott became an instructor in German
at a boys' school in England. When that was going well, I suggested that Mr. Scott apply for a
similar position at the college that Heather was attending. His doing so in the name of Ansel
Coverdale was his own idea. He wanted to surprise Heather. As you know, his application was
accepted.
"On completing his teaching assignment at the boys' school, Mr. Scott was sent across the
Channel to listen in on the conversations of German prisoners. While engaged in that activity, he
was shot. I should very much like to know the circumstances."
I joined Holmes in visiting Andrew Scott at the hospital. I was first to enter Mr. Scott's room. I
immediately backed out and whispered to Holmes that Mr. Scott was holding hands with a young
woman.
At first Holmes seemed as shocked as I. Then he whispered back, "What did you actually
observe?"
I whispered, "Her back was to me, but, yes, she has dark brown hair, and she is wearing an
engagement ring."
A familiar voice then rang out. "Andrew! Sherlock Holmes and Dr. Watson are here to visit you!"
It was Heather Key.
Mr. Scott broke the silence of our astonishment. "Heather arrived a short while ago. I was just
explaining to her how I got wounded here in the back of my left shoulder. At one of the prison
camps where I was working there were some new arrivals. Their American captors were
bemoaning the fact that their leader, Lieutenant William Dapplemocker, had to be left behind.
When I heard the name William Dapplemocker, I wondered if he might be the same person whom
Heather had mentioned in some of her letters. After some inquiry, I knew that he was. I had
already felt sorry for him because he had lost out to a rival for the affections of Miss Susan
Spencer, an artist whose portrait of Heather and Mrs. Turner I have viewed.
"From Heather's letters I knew that Dapplemocker had enlisted in the United States Army, went
through boot camp, officer training, and had been sent to the front lines. As I listened to
accounts of his valor under fire, leading an attack that resulted in freeing some fellow
Americans who had previously been captured by the Germans, and taking two German prisoners in
the process, I thought how tragic it was that Dapplemocker, wounded, had to give the order for
his men to flee with the men they had rescued, and the two Germans they had captured, to the
American trenches without him.
"I said to the Americans, 'Are you willing to trade these two new prisoners in order to get
Dapplemocker back?' When they answered yes, I surprised everyone by conversing in German
with the two new prisoners. The Americans then provided me with a rifle and drove myself and the
two German prisoners to the front. I ordered the two Germans, handcuffed, to walk in front of me
toward their trenches.
"As we approached, I shouted in German that if Dapplemocker were released to me alive, these
two prisoners would be allowed to return to their trenches unharmed. After a tense moment,
Dapplemocker began crawling his way over to where I was. It was only then that I realized how
foolish my hastily conceived plan was. Dapplemocker needed to be carried, and I could not carry
him without relinguishing the ability to fire my gun.
"As I slung Dapplemocker across my back and began scurrying toward the American trenches, I
hoped that we reached them before the German prisoners reached theirs. Otherwise, both
Dapplemocker and myself might become targets for German bullets. As I was lowering
Dapplemocker down into a trench, someone on the American side began firing, which was quickly
answered by the Germans. A bullet punched into my shoulder as I was jumping into the trench."
Heather's eyes were filled with tears. "Is William Dapplemocker still alive?"
"Yes. I was told that he is being honorably discharged and is being sent home with some scars
but no loss of faculties."
Andrew then turned to us and said somewhat sadly, "In a few days I am to be honorably
discharged from the Army so that I can become an instructor in German at Heather's college."
The attention then shifted to why Miss Key was now in England. "I suppose that Mrs. Sharon
Turner has shared with you an account of my house being broken into last November and bullets
being fired at me?" We nodded. "Well, then you know that the cryptologist I corresponded with,
before I went to New York City in 1916, was David Whitlock, and that he fell to his death from
the roof of my house.
"About the time of my twentieth birthday in April, I received a letter from the New York City
cryptologists who in 1916 had rejected my request to be hired by them. I have the letter here in
my purse. I am a little choked up. Perhaps Dr. Watson would read it."
I read aloud this message dated April 6, 1918, and addressed to Miss Heather Key:
"Although David Whitlock was once a member of our group, prior to your coming to us wanting
to be hired as a cryptologist we had dismissed him for unreliability. Only after his death did we
learn that he had been a spy for Germany.
"Although he should never have encouraged you to seek a job with us, we now know that we had
been unwise in not hiring you. Major Henderson, in communications with us, has praised your all
too brief work for his organization.
"One year ago, when America declared war on Germany, we began to be deluged with requests
for decoding work, but the tragic circumstances of your father's death shamed us away from our
desire to offer you a job.
"Good cryptologists are difficult to find. Not wishing to interfere with your college studies,
we would offer you a summer job as a cryptologist, if after a one week training period you can
demonstrate the same abilities you had in 1916. If you are interested, please reply within a
month."
"Thank you, Dr. Watson. At first I refused to even consider this offer. But then I thought about
the young men I know from high school and from college who are now serving in the American war
effort. Perhaps I might decode messages the knowledge of which could help save American
lives. Besides, what would I do all summer long waiting for Andrew to arrive to be an instructor
in German at the college? So when I completed my second year of college, I went to New York
City, successfully completed the one week training period, and began working as a cryptologist
again.
"A couple of weeks ago, one of my fellow cryptologists had discovered in a coded message from
Britain that my Andrew had been wounded. Out of sympathy for me, the leader of the group tore up
my summer contract and made arrangements for me to arrive here. I am staying at the Turner
mansion. Early tomorrow morning I am to travel by train to visit Andrew's family in Scotland.
"When Andrew's wound has healed enough, we are planning to go to America on the same ship. I
am insisting that our wedding date be after my twenty-first birthday in April, so that Mr. Scott
will not be marrying a lassie."
When Holmes and I were outside the hospital, I made some observations. "It appears to me that
the long-term plans of the Holmes brothers for Andrew and Heather are working out. Of course if
Mycroft's analysis should prove wrong, then Britain would end up losing Andrew's skills and
failing to gain Heather's." Holmes seemed more amused than irritated by my comments.
That evening we went to the opera. Holmes stayed at my house for the night. He planned to return
to his bees and philosophical studies early the next day.
Soon after daybreak we were awakened by a frantic pounding on the door. It was Major X, who
proceeded to fume and pace back and forth in such anger that Holmes had to calm him down. He
finally began speaking coherently. "They should have consulted with me before exchanging
prisoners with Germany. The Edinburgh spy ring that required hundreds of hours of careful work to
track down and capture is now in Germany in exchange for some British officers that were being
held in German prisons."
Holmes then lit his pipe and began pacing back and forth with anger showing on his face as well,
but he quickly calmed himself down. "Let Watson and I see to it that Mr. Scott and Miss Key get
on a ship bound for America. That will free your men to work on everything else."
"What? I thought Miss Key was in America!"
"She just arrived yesterday to visit her wounded Andrew."
Major X threw his hands up in frustration. "Agreed! Oh, I already have a man at the hospital
ready to intercept any move against Andrew." He then left.
Holmes and I loaded my motorcar for a journey up to Scotland. "Let us first drive to the hospital
to get some information from Mr. Scott," said Holmes.
At the hospital Mr. Scott told us the address of his family's small house in Ayr, Scotland. "With
some of my brothers and sisters still living there, there is no bed for Heather. My parents were
planning to go camping in the Highlands with her, to get to know her. My father has a motorcar.
They were going to stop at Loch Lomond for a while, then drive up to Glencoe to camp out for the
night before returning to Ayr."
When we arrived at the Scott house in Ayr, we introduced ourselves to a child answering the door.
Holmes asked him if we might be able to speak with Miss Heather Key. He told us that Miss Key
had already left with Mr. and Mrs. Scott to go on a camping trip. Holmes asked if anyone else had
come wishing to speak with Miss Key.
"Not long ago three men in a motorcar came wishing to speak with my father."
"Exactly what did you tell the men?"
"Only that our father was camping in the Highlands."
"Did anyone mention Loch Lomond or Glencoe?"
"No."
"Did you meet Miss Heather Key, whom your brother Andrew is going to marry?"
"Yes. She is very pretty, but awfully tall. She plays the violin beautifully."
"Did she take her violin with her?"
"No. It is here behind the sofa."
"I wonder if she forgot it. I would like to bring it to her."
"Here it is."
"Thank you." Holmes seemed especially glad to have Heather's violin.
After listening to the child's descriptions of the three men and their motorcar, we sped our way
to Loch Lomond, where we saw the three described men talking with some campers, then getting
into the described motorcar. They drove off in the direction of Glencoe. Holmes had me follow
them far enough back so that they would not know that they were being followed.
The sun had already set by the time we approached Glencoe, but Holmes told me to leave the
headlights off. We almost drew too near to their vehicle when theirs stopped for one of the men
to get out to look down into the valley. The man pointed out something to his fellows. They then
drove down the road leading into the valley.
The mist hanging above the valley was so low that at one point the road was engulfed in it. Holmes
had me stop my motorcar within the mist and turn off the engine. He got out, climbed down the
slope beneath the mist, then climbed back up, took Heather's violin, and played as loudly as he
could a mournful yet beautiful melody that I had never heard before. Then he again climbed down
beneath the mist, then climbed back up and played again the same mournful tune. Then he put the
violin back into my motorcar and leaned toward the valley as if listening for something.
Within a few minutes I heard Miss Key's voice. "Sherlock Holmes? Is that you?"
Holmes then climbed down beneath the mist and motioned for Miss Key to join us in my motorcar.
The familiar form of Heather Key emerged. I pointed to a seat for her. Holmes again climbed back
down beneath the mist. Then he climbed back up and whispered that I should not start the engine
nor turn on its lights, but that I should take off the brake and slowly roll the motorcar down the
road leading into the valley.
As we rolled to the bottom, Holmes took my revolver out of the glove compartment and placed it
next to me. He then unbuckled and slid out the belt from his trousers and held it in his hands.
When my motorcar came to a stop, Holmes motioned for both Miss Key and myself to get out and
follow him.
We made our way to the campfire. Perched on a fender of the motorcar the men had driven was
one of the men, holding a revolver. Mr. and Mrs. Scott were seated on the ground in the light of
the campfire. Holmes, with Heather and myself closely following, snuck up behind the man
perched on the motorcar. Holmes looped his belt over the man's head and jerked the belt tight
so that the man dropped his gun as he tried with both hands to free himself from the choking
belt.
Mr. and Mrs. Scott quickly joined us in gagging and tying up the man and placing him in his
motorcar. Holmes whispered that Mr. and Mrs. Scott should immediately begin taking down their
tent and packing their motorcar for leaving. Holmes motioned for Miss Key to help the Scotts.
Holmes picked up the man's dropped gun and whispered to me that we should prepare for the
return of the other two men. We moved toward the hillside and hid ourselves behind some
shrubbery. When the two men walked past us, we snuck up behind them and ordered them to drop
their weapons. When one of them hesitated, Holmes fired a round above that man's head. The man
then dropped his gun.
Near the campfire we tied the men up and placed them with the other man in their own motorcar.
Our caravan of three vehicles then drove toward Glasgow. Miss Key rode with the Scotts, I drove
alone, and Holmes drove the motorcar with our captives in it.
On our arrival in Glasgow, Holmes sent the rest of us to find lodging for the remainder of the
night at a hotel he recommended. He would telephone Major X, find an appropriate place to leave
the three captives, and then join me in the room I would rent for Holmes and myself.
At a late hour an exhausted Holmes came into our room. As he was settling into his bed, I sat up
and said a few words. "The melody that you played in the mist must have been 'Lament for Yellow
Sunrise' by Buffalo Martin. Miss Key must have sent a copy of the score to you through the mail,
knowing that you also play the violin. You must have sent her a letter indicating that you liked
the piece so much that you had memorized it. So when Miss Key heard it played from the mist
above Glencoe, she knew that it was you playing it. That would have lured her away from the
campfire then being approached by the three men. . ."
Holmes raised his head long enough to interrupt me. "Correct on every point. Now be quiet so I
can get some sleep!"
In the morning I drove Holmes and Miss Key to the hospital in London where Andrew was
recovering. While Miss Key was in the room telling Andrew what had happened up in Scotland,
and while Holmes and I were chatting with the guard assigned for Andrew's protection, Major X
arrived.
"Excellent work, Holmes! Two of my men peppered the three men you captured with questions
until one of them broke down under the pressure and confessed everything. We are near to having
the situation under control. Why don't you go back to your bees? We will see to it that Mr.
Scott and Miss Key have a safe departure for America."
We gladly relinguished responsibility for Andrew and Heather's safety, but we wanted to be
notified concerning the time and place of their departure so that we could see them off.
On the day of their departure the sun was radiating through a cloudless sky. Holmes and I were
part of a cluster of well-wishers including Mrs. Turner, Major X, and Major Henderson. When
the lines were tossed and the ship's whistle sounded, we climbed to an observation deck to
wave goodbye.
When we reached the railing, we saw Andrew and Heather with mischievous smiles climbing a
ladder to talk to a signalman on one of the ship's upper decks. We suspected that they were
wanting him to use his flags to send us a message. Major X said that he could read semaphore, as
he had once been a signalman himself. He read off their message to us: "WE PLAN TO
RETURN FOR THE NEXT ONE."
Except for Mrs. Turner, we all understood what that meant. Each of us said, "I didn't tell them."
Mrs. Turner asked, "Didn't tell them what?"
Holmes avoided her question by asking her if she had a mirror in her purse. She pulled it out,
handed it to Holmes, who handed it to Major X, who used it to reflect the sun's rays in Morse
code to the signalman. Major X spoke out the words as he sent them: "HOW DID YOU FIND
OUT?"
When the signalman on the ship conveyed that message to Andrew and Heather, they smiled,
spoke with each other, and laughed. Andrew then spoke to the signalman. This time the
semaphore read: "WE ELIMINATED THE IMPOSSIBLE THEN TALKED WITH THE MAN
BEHIND YOU."
We all turned to look behind us, and there, in a shaded area, was a corpulent man who was
sweating profusely. Only one of our party immediately recognized him. Holmes said, "My dear
brother Mycroft, you are so far out of your daily orbit that I fear you have veered too close
to the sun!"
As we gathered around Mycroft, he wiped his face with a red handkerchief before speaking. "I
wanted to join you, but I became so overheated that I sat down in this shade, where I got the
attention of a lad whom I hired to bring me some cold water.
"Last evening, while I was in my customary place at the Diogenes Club, I was handed a note
indicating that I had visitors in the Stranger's Room. Andrew Scott and Heather Key had come to
ask me if I knew why Sherlock Holmes had encouraged them to live in America. I could not look
into their honest faces and withhold anything. I also presented to them my analysis that another
war will begin within a generation. They acknowledged the wisdom of the plan that Sherlock and
I had devised. When another war breaks out, they want to use their abilities to help the British
cause."
Mrs. Turner said, "Then their message, 'We plan to return for the next one,' means they plan to
return for the next war."
Mycroft nodded. "Sherlock, please help me move over to the railing. Perhaps I will be able to see
their happy faces before their ship is too far out."
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ADDENDUM TO THE 1946 EDITION
by ret. Col. Felix R. Calibur ("Major X")
In November of 1918, Dr. John H. Watson asked me to act as the custodian of a manuscript which
in publication I have titled Adventures of Heather Key. When war would again be imminent, he
wanted me to have copies of it printed and distributed among British and American cryptologists
for the purpose of promoting cooperation between them. A limited edition appeared in 1939.
Recent conversations and correspondence have indicated that a second edition would be
appreciated. I am sorry to report that the Susan Spencer portrait of Miss Heather Key and Mrs.
Sharon Turner, which had hung in the Turner mansion in London, was lost when the Turner
mansion was bombed in 1940. Andrew and Heather Scott, who married in 1919, returned to Britain
in 1939, to assist in wartime cryptological work.
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