Index 



To Papers 28-30, 

 The Development of Electrical Technology in the 19th Century, 



Parts 1-3 (pp. 231-407) 



Academic dcs Sciences, Paris, 245, 246, 



254, 256, 337, 380 

 Albany (New York) Academy, 259, 281 

 Alexander, William, 278, 279, 281 

 Allard, E., 356, 358, 360, 368, 369, 371 

 Alliance machine, 356, 357, 359, 360, 361, 



362, 363, 364, 365, 366, 367, 368, 



369, 372, 376, 383, 405 

 American Bell Telephone Company, 330 

 Ampere, A. M., 209, 212, 257, 258, 277, 



278, 279, 281, 345, 346 

 Arago, Dominique, 254, 256, 258 

 Arc de Triomphe, 357 

 Archereau, Henri A., 336, 338, 339 



arc-light regulator, 342 

 armature, 255 



Atlantic Telegraph Company, 306 

 Austrian State Telegraph, 308 

 Bain, Alexander, 292, 293, 300 



electrochemical telegraph, 296 



system, 293 

 Baltimore and Ohio Railroad, 299 

 Barlow, Peter, 240, 260, 261, 281 



wheel, 259, 345, 349 

 Baudot, J. M. E., 308 



system, 308, 309, 313 



multiplex alphabet, 314 



multiplex telegraph keyboard, 314 

 Bavarian Academy of Sciences, 276, 284 

 Becquerel, Edmund, 341, 343, 351 

 Belgrave Institute, London, 292 

 Bell, Alexander Graham, 318, 318, 319, 

 320, 321, 322, 328, 330 



box telephone, 324 



harmonic multiple telegraph, 319,321 



magneto telephone, 319, 320, 321, 329 



liquid transmitter, 322 



Telephone Company, 324, 325, 327, 



328, 330, 331 

 telephones, 323 

 Berliner, Emile, 327, 328, 329, 330 

 drum microphone, 326 

 telephone transmitter, 325 



Beriioz, Auguste, 356, 357, 361 



Blake, Francis, 330 



telephone transmitter, '^b.-j, 328, 330 



Breguet, Alfred N., 380, 383, 384, 386, 393 



Brett, Jacob and John, 305, 306 



Bright, Charles, 305, 306 



British Patent, 265, 289, 290, 291, 292, 293, 

 306, 330, 338, 339, 341, 350, 251, 

 356, 357> 358, 359. 361, 362, 364, 

 370, 372, 374. 375. 378, 386, 395. 

 405 



Brittle, John, 366, 374, 386, 387, 390, 392, 



393 

 Brown University, 322, 325 

 Bunsen, Robert, 243, 245 



battery, 250 



cell, 245, 246, 249, 335, 336, 340, 343, 



362, 383 

 Burndy Library, 277 

 calorimotor, 240, 242 

 Cap de la Heve lighthouse, 370, 371 

 Carcel lamp, 352 



units, 357, 358, 359, 360, 364, 368, 

 369, 382, 384, 385, 405 

 Carlisle, Anthony, 235, 248, 250 

 Carty, J. J., 332 



phantom circuit, 332 

 cell, electromechanical, Bunsen, 246 



Clark, 247, 248, 255 



Daneill, 239 



Foure, 252 



Gassner, 254 



Grenet, 249 



Grove, 243 



Lalande-Chaperon, 247 



Leclanche, 252 



Plante, 250 



Smee, 247 



Weston, 256 

 Chappe, Ignace U. J., 275 



telegraph, 275, 286 

 Children, John G., 238, 239 

 Christofle electroplating firm, 362 



City Museum and Art Gallery, Birming- 

 ham, England, 353 

 Civil War, 307 

 Clarke, Edward M., 346, 349 



Uriah, 265 

 Clarke, electric locomotive, 265 



generator, 284, 351, 352 



motor, 265, 268 

 Colton, G. Q., 266 



electric locomotive, 268 

 Committee of Commerce, LI.S. House of 



Representatives, 298, 299 

 commutator, 255 



Concord Antiquarian Society, 294 

 Conservatoire des Arts et Metiers, 356 

 Cooke, W. F., 286, 289, 291, 292 

 Cooke's two-needle telegraph, 292 

 Cornell L'niversity, 300 

 Cosmos, 268, 339, 341, 342, 343, 352, 353, 



357. 359. 360, 362, 363. 364 

 Crimean War, 291, 342 

 Cross, Charles, 319 

 crowfoot cell, 243 

 crown of cups battery, 235, 236 

 Cruickshanks, William, 235, 236, 248, 250 



trough battery, 235, 259 

 dal Negro, Salvatore, 261 

 Daniell, J. Frederic, 241 



cell battery, 239, 242, 243, 244, 245. 



247 

 Davenport, Thomas, 263, 264, 265, 269 



electric "train", 264 



motor, 264, 265 

 Davidson, Robert, 265, 269 



electric locomotive, 264 

 Davis, Daniel, 267, 269, 350, 352 

 Davy, Edward, 291, 292, 293 



Humphrey, 236, 238, 239, 241, 242, 

 250. 256, 335 

 De Meritens, 362, 368 



magneto, 369, 373 

 Defrance, Eugene, 336, 404 

 Delaney, Patrick B., 308 



INDEX— PAPERS 28-30 



415 



