66 INDEX. 



Distillation of sea-water, apparatus for described, vi. 47 



. — experiments on the acceleration of, xix. 149 



• of fatty bodies, experiments on, xx. 391 



Dive (M.), notice of his formation of prussiate of potash, xii. 323 

 Dividing engine of Ramsden, report on the present state of, xii. 



381-388 

 Diving machine, new notice of, xi. 200. 

 Divisibility of matter, remarks on, xi. 306 

 Division of the eighth pair of nerves, observation on the effect 



of, xi. 45 

 Dobereiner's apparatus for making extracts, notice of, xv. 16.2 

 • extraordinary experiment by, on the ignition of 



platinum by a jet of hydrogen, xvi. 179 ; and on the action of 



platinum on mixtures of oxygen, hydrogen, and other gases, 



373. Notice of his eudiometer, 374 

 ' ^ . on the capillary action of fissures, xvii. 151. 



Notice of his instantaneous light apparatus, 378 

 ' . observations and experiments of, on the composi- 



tion of formic acid, xix. 355 



Dock-yards, observations on the state of science in, xviii. 320 



Dogs, experiments on feeding, with white and household bread, 

 xix. 172 



i)oLLOND (Mr. G.), account of a micrometer made with rock crys- 

 tal, xii. 131 



DoLOMiEu (M.), historical notice of, ii. 94. Enters the order of 

 Malta, ib. Condemned to death, but pardoned, ib. Regains 

 his liberty, and applies himself to the study of natural 

 history, 95. Notice of his mineralogical travels, 96 ; and of 

 his writings, 97. His services to the order of Malta, 98. Goes 

 to Egypt, 99. Is shipwrecked in the gulf of Tarentum, and 

 imprisoned, ib. 100. Is again liberated, 101. Resumes his 

 mineralogical travels, 102. His death, 103. Defect of his 

 theory of mineralogical distinctions, ib, 



Dominica (Island), geological structure of, v. 317. 



DouALT, WiELAND (M), proccss of, for preparing artificial gems, 

 X.184 



