72 
PHARMACEUTICAL MEETINGS. 
agitating a claret colored solution of the iodide (which had 
been longstanding) with iron filings, but a slight change 
was produced in its color, but when it was treated with 
animal charcoal in the same manner, it was deprived of 
nearly the whole of its dark hue, thus proving that the 
change of color was not due to the decomposition of the 
iodide of iron. 
Dr. Bridges further stated that two specimens of the pre- 
paration, one made in 1840 and the other early in 1842, yet 
retained their light color, which he considered attributable 
to the purity of the honey employed in their preparation, 
the first having been decolorized by animal charcoal, and 
the second formed with very pure white honey. 
William Procter, jr, presented a specimen of amygda- 
line, which he had obtained from peach kernels; and by 
means of a solution of emulsine, prepared from sweet al- 
monds, exhibited the reaction between the latter substance 
and amygdaline, with the consequent production of oil of 
bitter almonds, hydrocyanic acid^etc. 
Augustine Duhamel read an interesting essay on the His- 
tory of Pharmacy during the classic ages, the whole consti- 
tuting a chapter of Cap's History of Pharmacy, recently 
published in France, and which he had translated. 
Being no further business, the meeting adjourned. 
March 6th, 1843. 
Professor Bridges in the chair. 
The minutes of the preceding meeting were read and 
adopted. 
The Journal de Chimie Medicale for January, 1843; 
the Pharmaceutical Journal for December, 1842, and Janu- 
ary and February, 1843; and six numbers of the Journal of 
the Franklin Institute, were presented to the meeting. 
Dr. Bridges, on behalf of George W. Merchant, Pharma- 
ceutist, of Lockport, New York, presented the following 
specimens of minerals and fossils, viz.: 
