No coin nor oath required. For personal study only.
). 13y A. Cressy Jlorrisoii.
Pp. xi -t 202. Xcw York ; London : Clinrlcs Scribncr's Sons, Ihl., 1037. 'I'lie book claiuis to IJC i i review of " tlic grcnt cont.ril)iitions of chemic:il iniliistry t o every 1iiiiii:in I)cing," iind was priinnrily nil oiitgrowtli of t,lic tlirec-liuiitlrcdtli :innivcrsary of the Iiirth of cheniiciil iiitliist,ry in tlic Unitcd States. It is iiitcntlctl for t,lic Iriy rc:idcr, iind sets out to iniprcss tlic m i u i in tlie strcct \vitli tlic iniportiiiicc of c*licinicnl industry in rcliitioii to liis tl:iily life ;
๐ SIMILAR VOLUMES
## WDUSTRY 1023 properties, rind ti description of its conipounds. Much of the work incliidcd is rclativcly recent t i i d will not he found iii niiy othcr single work. l u the four parts of whiclt tioticc is just given, the relevnnt literatitrc hns been consultctl up to tlic cnd of 1937. 1' . L
The whole treatise is essentially a coinpilation of practical methodswhich the authors Iiuve abstracted from original publications without adding any comments on tlicir relative values, these being left to tlic judgment of the reader. Tho book carries a large number of illustrations and tables, adeq
Pepsin, thanks to Northrop, is a hnown crystnllinc compound nnd therc arc strong grounds for regarding it ns itself R protein. Tho samc workcr has obtaincd crystals of trypsinqgen, which is an innctivc protcin convcrtiblc into act#ivc tryptasc. The author is doing good work in establishing n nomcnc
of treatment is to be welcomed, sincc it indicates where simplification is possible and pavcs tho way to the generation of n common Iangungc. The book is divided into three main sections dealing respectively with general thcrmodynnmics, physical therniodynamics, nnd chemical thcrmodynarnics. The ge