INDEX TO VOLUME III. 



ADDRESSES, LECTURES, ETC. 



ABEL. 



ABEL, F., explosives, researches on, 

 15.") 1 ; steel, tensile strength of, 

 recent investigations on, 350. 



Abney, Captain, on solar rays, absorp- 

 tion of, 358. 



Acaclemia de Cimento of Florence, 

 thermometers of, reference to, 1 1 0. 



Academic des Sciences, one of the 

 five branches of the Institute of 

 France, 215 ; Royal Society, cor- 

 responded to, 216. 



Adams's selenium photometer, 122. 



Agassiz, hydrography, labours of, in, 

 346. 



Ainslie, Captain, corrosion, experi- 

 ments on, 151. 



Air-engines, Engineering, letter to, 

 on, 104. 



Airy, Sir G., chronomctric governor 

 applied by, 283 ; on compass errors, 

 346 ; compensating astronomical 

 clock of, 119. 



Aitken, fog, on formation of, 249, 

 338. 



Akermann, Professor, iron and steel 

 at Paris Exhibition, 214 ; steel 

 definition, International Com- 

 mittee on, member of, 147 ; on 

 nomenclature of steel, 147 ; tech- 

 nical writings of, 126. 



Alcoholmeter, Siemens's, Wer., 122 ; 

 description of, 122 ; employment 

 of in Russia to control production 

 of spirits, 123 ; object of, 122 ; 

 principle of, 122. 



Alizarine, discovery of, by Graebc 



APPLIED SCIENCE. 



and Liebermann, 336 ; madder 

 superseded by, 337. 



Allen's deep-sea cable, 14. 



Alleyne, Sir J., puddling, mechani- 

 cal, 149. 



Alliance Co., magneto-electric cur- 

 rent applied by, 395. 



Alteneck's, von H., armature, 399 ; 

 advantage of, 399 ; description of, 

 399. 



Alternate current machine, 400. 



American steel maker, protection 

 not needed by, 139. 



Ammonia, high value of. 337. 



Ampere, magneto-electric telegraphy 

 founded by, 74. 



Analine dyes from coal tar, 336. 



Anastatic printing process, Faraday's 

 appreciation of, 283. 



Ancient knowledge of iron and steel, 

 138. 



Anderson, Sir J., on land wires, re- 

 ference to, 49. 



Andrews's calorimeter, 121. 



Anthracite. See Fuel. 



Applied Science apparatus, exhibits 

 of, 112 ; measuring instruments 

 included among, 113. 



Applied Science, house of, 152 ; 

 Brogden's objection to, 154 ; Civil 

 Engineers, institution of, should 

 be included, 154, 155 ; com- 

 mittee for supervising, 153 ; erec- 

 tion of, funds for, now obtain- 

 able, 153 ; Iron and Steel Insti- 

 tute's approval of, 154 ; societies 



