Measurements in Herbal Lore. Enjoy!
Apothecary Measurements
t = teaspoon
T = tablespoon
C = cup
cc = cubic centimeter
dr = drachm or dram
fl dr = fluid drachm or dram
fl oz = fluid ounce
' ft = foot or feet
g = gram
gr = grains or grain
" in = inch
min = minim
oz = ounce
O. = pint
qt = quart
lb = pound
sc = scruple


Apothecary Weights

20 grains = 1 scruple = 20 grains
3 scruples = 1 dram = 60 grains
8 drams = 1 ounce = 480 grains
12 ounces = 1 pound = 7000 grains


Fluid Measurements
60 minims = 1 fluid dram
8 drams = 1 fluid ounce
20 ounces = 1 pint
8 pints = 1 gallon



Grains

few grains = less than 1/8 teaspoon
15 grains = 1/4 teaspoon
20 grains = 1 scruple or 1/3 dram or 1/3 teaspoon
60 grains = 1 teaspoon or 1 dram or 3 scruple

1/8 teaspoon = 5 drops or minims
1/4 teaspoon = 15 drops or minims
1/3 teaspoon = 20 drops or minims
1 teaspoon = 60 drops or minims


Scruple

1 scruple = 20 grains or 1/3 dram or 1/3 teaspoon
3 scruple = 60 grains or 1 teaspoon or 1 gram

1 scruple = 20 drops or minims
3 scruple = 60 drops or minims


Pennyweight

pennyweight = 24 grains or 1/20 ounce

pennyweight = 24 drops or minims


Dram

dram = 3 scruples or 1 teaspoon or 60 grains

dram = 60 drops or minims or 1 fluidram


Teaspoon

teaspoon = 1/3 tablespoon or 1 dram or 60 grains
2 teaspoons = 1 dessertspoon or 2 drams

teaspoon = 60 drops or minims or 1 fluidram
2 teaspoons = 120 drops or minims or 2 fluidrams


Tablespoon

tablespoon = 3 teaspoons or 15 grams or 1/2 ounce
2 tablespoons = 30 grams or 1/8 cup or 1 ounce or 8 drams
4 tablespoons = 1/4 cup
5 1/3 tablespoons = 1/3 cup

tablespoon = 180 drops or 15 cc or 3 fluidrams or 1/2 fluidounce
2 tablespoons = 1 fluidounce or 8 fluidram or 64 drops or 30 cc
4 tablepoons = 2 fluidonces or 60 cc


Gill

gill = 8 tablespoons or 1/2 cup
2 gills = 16 tablepoons or 1 cup or 8 ounces

gill = 4 fluidounces or 125 cc (approximately)
2 gills = 8 fluidounces or 1/2 pint


Ounce

ounce = 16 drams (avoirdupois scale) or 1/8 cup
16 ounces = 2 cups or 1 pint
32 ounces = 1 3/4 pound or 4 cups

ounce = 8 fluidram
16 ounces = 128 fluidrams
32 ounces = 32 fluidounces or 2 pints or 1 quart