โ Scribed by Seyler, C. A.
No coin nor oath required. For personal study only.
All!& 14, 1025 16.6' C. of Thorp's Table . Thcrc also occur tables for calculntiug perccntagcs of alcohol by tho Zeiss iuimcrsion rcfrnctonictcr, and for thc cryoscopic estiiuation of nclcled water in iiiilli.
Altogctlier t,lie work contains an ixnnicnsc amount of inforinntion, and presents n vcry coinplctc account of analytical mcthods which lin\rc heen crolvcd nftcr much cspcrimcntnl trial by rccognised authorities in Aiiicricn. Tlioiigli it may not bc, as is soiiicwhat ambit.iously clairnctl in thc introduction, tho last word of iniportancc in ngricultural rescarch," it is, iicwrtlielcss, a work of grcnt mluc, rnnging ovcr a widc ficld of niinlytical rcscnrch, nntl is, as stated, oiic that is fnr too little laiowi in t,his country, and should be in tlic Iiands of evcry prnctising nnalyst.
๐ SIMILAR VOLUMES
CHEMISTRY AND INDUSTRY ## 1U3D inakcrs iirc sufficient to sliom thnt the vnciiiini drying plaiit is iisiiitlly superior to any forni of nir-drying plant. This clinpter is such n fsrrngo of iionscnsc that onc is conipellcd to wondcr wlictiicr tlic author Iins cvcr seen a vacuum drying plant. hppn
Tlic estciisivc bibliogrripliy a t tilo cnd will no doubt bc fonncl very uscful to studcnts of t,hc snbjcct, nnd should savc much time arid troul)lc ot.hcr\risc ncccssnry in scorching tlic litcniturc. 1 hc book is well printed 011 good p ~t p r ~ n11d is reninrkably frcc from typogrnphicnl errors.
dctiiil in two scpnrntc sections : thc lnrgcr dcnls with ort1in:iry bituminous coal tnrs, rind the sniiillcr with tnr obt.iiiiictI by the ciirbonizntiou of b r o w coal, n subject niorc p:irt,iculiirIy of interest i i i Germriny. 'l'lic dcscription of tlie technicul mctliods for tlic cs:imin:ition o
distilliitioii, on thc \vorkiiig atid yioltls of tlic rctort.q. 'I'Iiis tcc1iiiic:il p i i p r , So. 26, tlcrils nit!i the first rcsiilts from the prcigrnmnic of \~orli, piirticiiliirly with tlic rffcct of size of coiil. Tlircc types of coiil w r c used, iiniiicly, strongly, iiictliuin niitl \vc:ikl
The nppliciition of citrbon clcctrotles to tlilfcrcnt types of electric furnacc is then dealt wit I1 niicl pnrticnliir ottcntion is given to the iniinufnct~~rc of fcrrosilicon, ferroviinndium, phosphorus, nnd carbon clisulphirlc. Chapters twelvc iuid tliirtccn iirc dcvotccl to tlic iisc of carbon cl