3&0 I N D E r. 



Turhfb Whcit, experiments to procure fugar from, lO". 

 Turn:py experiments to obtain fugar from, 208. 



Unm^ putrid, expofed to froft, 86. 



Vaccine inoculaUun^ notices refpe(?iin», 92, 279. 



Farn'iJhes, on the preparation of Cjz, 334. 



y.attable-, experiments on the fccuiidation, of, 07. 



Vcgctat.on, account of Darwin's Efi'ay on the Principles of, 173. 



y.fpertilh plicatus, defcription of the, 14 j. 



Fiiice, the Rev. S. on refraftion of the air on the atmofpherc, 



&c. S4- 

 Violit enamel, to prepare, 16. 

 Volcanic IJldiid, a new one thrown up, 91. 

 Vokfinces, obftrvations refpedtiiig, 75, 79. 

 Volta on elcftricity by contact oi conducting fubftances, aSp- 

 Voyage of J'ifcoviTj, a new one projefted, 94. 



IVafer, on the expanfion of, when freezing, 69, 71. 



. decompofed by Volta's Galvanic pile, 341. 



in/ite enamel, to prepare, 4. 



IVood, method of ftaining, 237. 



/^oi<>/, 'project for improving in Britain, 350. 



jroodhoufs (ProftfTor) on nitric acid, ammonia. &c. 8-5. 



iVrithigs effaced by oxy-mrtriatic acid, method of rcftoring, 90. 



Tellozv enamJ, to prepare, I r. 



!ZeoHle of Ferae, analyfes of, 25 j. 



Zircouia, charader of, and means of difcoveting in analjfis, 252, 



EXD OF TIl£ SEVENTH VOLUMEi 



Printed by t)AV!s, Wilks, and TATLok, Chancery -Lane. 



