CO-ROCK-23  3.5  1/2
2000

CO-ROCK-24  3.5  1/2
2000

CO-ROCK-25  3.5  1/0

CO-ROCK-26  3.5  1/2

CO-ROCK-28  3.5  1/2
2003

CO-ROCK-27  3.5  1/2
(Craig Stichtenoth collection)
2003

CO-ROCK-27A  3.5  1/2
(Doug Henne collection)
2003

CO-ROCK-36  4.0  1/2
(Jim Paterson collection)
2005