NEW YORK COLLEGE OF PHARMACY. 24 7 
triously pursued, will scarcely fail to give you competence, 
will certainly ensure you a peculiar and a higher degree of 
respect than is shown to general tradesmen, and above all — 
though it may not be fully appreciated on " Change" — the 
countless treasure of a good conscience. 
The College of Pharmacy of the City of New York, upon 
the recommendation of its Board of Trustees, declares 
Buckland W. Bull, Joseph Roberts, and William B. Riker 
to be Graduates in Pharmacy, and awards to each of them 
its Diploma. 
ART. LXX.— REMARKS ON THE PREPARATIONS OF SENEKA, 
By William Procter, Jr. 
However useful the properties of a drug may be in a medi- 
cal point of view, it depends often in great measure on the 
skilful application of the Pharmaceutic art, whether the phy- 
sician derives that degree of assistance from its use which he an- 
ticipates, and of right expects. Among the valuable remedies 
composing our indigenous Materia Medica, perhaps no one has 
acquired more celebrity than Senega, and it is with the design of 
attracting the attention of pharmaceutists to the preparations 
of this drug, that the following remarks are made. 
Five successive analyses by Gehlen, Feneulle, Dulong, Fol- 
chi, and Quevenne, have thrown much light on the proximate 
chemical constitution of the root of Poly gala senega, but it is 
more especially to the latter chemist that we are indebted for 
this knowledge. In the 22d volume of the Journal de Phar- 
macie, M. Quevenne has published an elaborate essay on this 
