Apothecary symbols used in Dr. Davidson's journal and their definitions

Pound: 12 ounces, 5,760 grains (appr. 0.373 kilograms)

Pound: 12 ounces, 5,760 grains (appr. 0.373 kilograms)

Ounce: 8 drams (appr. 31.103 grams)

Ounce: 8 drams (appr. 31.103 grams)

Dram: 3 scruples, 60 grains (appr. 3.887 grams)

Dram: 3 scruples, 60 grains (appr. 3.887 grams)

Scruple: 20 grains or 0.333 drams (appr. 1.295 grams)

Scruple: 20 grains or 0.333 drams (appr. 1.295 grams)

Grain: 0.05 scruples, 0.002083 ounces, or 0.0166 drams (appr. 0.0648 grams)

Grain: 0.05 scruples, 0.002083 ounces, or 0.0166 drams (appr. 0.0648 grams)

"q. s.": As much as will suffice

"q. s.": As much as will suffice

Recipe

Recipe

Recipe

Recipe