264 
Analyses of Books. 
[April, 
f .1 toAinn The use of glucose obtained from potatoes he 
of detection, ine use u g rnmnounding wmes and in 
considers most injurious antity 0 f amylic alcohol is thus 
£ J“S£r4.nT P Ut.y«‘i. s <« 
known. . pntirelv aeree with the author. 
As regards vinegar we can a ^ w g rank to malt vinegar, 
He is certainly in the rignt g -p no-land * but fruit vinegars— 
which i. absurdly pntojin lh , deli E htful 
SmtoVto fS “ui. "nd are scarcely inferior .0 wrne 
V 'Sr.dd,.i.n of ahrn. .0 ^‘rii.e^ — “™ 
S”Sr."cVn<«“ *go: F0.it. detection he reconrnrend, 
the logwood process. • deservedly severe. 
Upon the “surrogates” of ^ the Xgenous con- 
None of them, he remarks, contains either the mtr .g ch - cory 
stituent, caffeine, nor the e er » f b i 00 d to the head and 
|n. Particular occasions d “ure “never committed .a greater 
mi stake ^than § in ' sanaionfng the sale of coffee mixed with 
leaves ol [Epilobium ^ t0 extend further our 
We should be glad, did p P ... hone our public 
survey of this valuable^ wor , wi before j bee ome 
analysts .and medrea office™ * ^ think, consists of the 
r,“ P ;r .n s «» 
S £p’l”h Coo” ” must be espeS.liy commended .0 the 
notice of the profession. 
A Short History of Natural Science, and of the Progress of Dis- 
lsakrJiX£ vzttsz ra.'fc-s 
Stanford. 
o°^i£ » srss 
outline of the progress of scientific research and discovery. In 
