Pi-cgl, D.Sc., P1i.D. Trnnslatcd from tlic sccond rcriscd and cnlnrgcd Gcriiian cditioii 1)y Dr.
Erncst Fylcninn. PI). svf190: London : J. nnrl A. Churcliillt 1924. Pricc 12s. Gd. nct. dccurntc aiialytical work is tlic foundxtioii upoii 11 liicli all truc progrcss in purc or applictl clicniistr>* must l x built, and accuracy iu nnnlyticnl opcrntions is in turn dcpcnclcnt upon tcchiiiquc. 3licrochemistry rcquircs nbow nll clsc a pc14cbt tcchnicliie, niitl. if for 1 1 0 otlicr reason thun this, should form part of tlic curriculum in tlic training of evcrjc.Iieii:ist. Until tlic nppcnrnncc of this triinslation of I'rcgl-s 11ook wc hnve liad 110 iuotlcrii work in tlic J:nglidi Inngungc wliich could hc rightly ctillcd, ns this book can, a trstbook of tccliniquc. Onc cannot but fecl that in this country minlj.ticn1 tcchniquc tlocs not hold tlic position it slioultl in our teaching. Yicrochcmicnl niethotls arc but little kno~-n, bcing to-tliiy coiifiucd to tlic bio-chciiiists and to a fcw ;idvnncctl workcrs who linvc rccogniscd for tlicm-