Note 1877 — I.—PHÆNOGAMOUS OR FLOWERING PLANTS. (continued 15)
Reading edition
In an actual experiment (1868) in the laboratory of Messrs. Herrings & Co., London, 23 lb. of mace yielded 23 oz. of volatile oil, which is equivalent to 6¼ per cent.; but Messrs. Schimmel & Co., Leipzig, obligingly inform us (1878) that they observed a percentage of from 11 to 17.