1164 Wisconsin Academy of Sciences, Arts, and Letters. 
-- 1900 
Extractum Filicis aethereum. 
Gehe & Co., Handels-Ber., Apr. 1900, p. 63. 
The constituents of the extracts of Aspidium filix mas, A. filix femina 
and A. spinulosum are discussed. 
Maish, H. C. C. 1900 
Oleoresins. Economical preparation. 
P. C. P., Alumni Report, March, 1900, p. 49. [Proc. A. Ph. 
A., 48, p. 495.] 
Maish advises the use of the Soxhlet extraction apparatus for pre¬ 
paring the oleoresins on a small scale. 
Patch, E^. L. 1900 
Answere to queries issued by the Scientific Section of the 
American Pharmaceutical Association. 
Proc. A. Ph. A., 48, p. 199. 
The commercial oleoresins frequently show the presence of acetone, p. 205. 
-- 1901 
Extractum Filicis. 
Caesar and Loretz, Geschaefts-Ber., Sept. 1901, p. 68. 
The crude and purified filicin contents of 8 batches of extract of male fern 
prepared during the year are presented in tabular form. 
Bennet 1901 
Report on Commercial Ginger. 
Pharm. Journ., 66, p. 522. 
The yield of extractive matter obtained on exhausting ginger with ether 
and alcohol is given as follows: 
Per cent, of ether extract: 
Jamaica ginger (whole), 2.57 to 6.41. 
il “ (ground), 2.97 to 4.6. 
Per cent, of alcoholic extract after ether: 
Jamaica ginger (whole), 3.09 to 5.16. 
11 li (ground), 3.01 to 4.16. 
Per cent, of alcoholic extract. 
Jamaica ginger (whole), 3.94 to 5.61. 
l ( 
i i 
(ground), 3.41 
to 
5.67. 
Cochin 
11 
(whole), 4.91 
to 
6.74. 
i t 
11 
(ground), 5.41 
to 
6.51. 
African 
i < 
(whole), 5.41 
to 
6.61. 
< ( 
i t 
(ground), 5.14 
to 
6.47. 
t 
