300 
ORIGINAL COMMUNICATIONS. 
requisites which were established as the basis of inquiry, 
and hence we cannot withhold our expression of satisfaction 
upon its examination. Whatever our readers may think of 
its perspicuity, arrangement, amplitude, and caution, we deem 
it an excellent model for imitation, and although some details 
may be noticed in which improvements may hereafter be 
suggested, it is, as a whole, unique, ample, excellent, and un- 
excelled. It would have given us greater satisfaction had the 
process of displacement been recommended in its pages, and 
indicated as always to be employed as a substitute for mace- 
ration, infusion, and decoction, for any purpose for which 
these processes were formerly used. Had the learned editors 
of the Codex ever witnessed its effects, as we know many 
others have done, we feel assured, that infusion, maceration, 
digestion, and decoction, would all have been displaced from 
the pages of their work, and the new vegetable lixiviation 
have been adopted instead. Alpha. 
