Chevreul, Michel. 189 



Clairaut, Alexis Claude, 308, 309, 343, 



345 

 Clark. J. S., 342 

 Clark, John, gi 

 Clarke, A. R., 345 

 Cles, Baron of, 57, 59 

 Coast and Harbor Defense Company, 



141 

 Coast Defense Society. 141. 142 

 Cochrane, Sir Thomas, 231, 232 

 Colbert, Jean Baptiste, 306 

 Colburn, Zerah, 259 

 Colden, C. D., 149 

 Coleman, Laurence V., 290 

 Colgan, P., 10 



Colton. Arthur, and Company, 278 

 Cook, A, H.. 342 

 Cook, Guy S.. 339, 342 

 Copernicus, 54 



Copperthwaite, William Charles, 224 

 Cori, Carl F., 200 

 Corij Gerti T., 200 

 Crookes, William, 192 

 Cummings, James, 125, 127-129, 133— 



136 



Dagger, Benjamin M., 290 



Danforth Cooke & Co., 252 



Danish Greenland Company, 150 



Danish Royal Archives, 139, 150 



Davy, Sir Humphry, 185 



Dearborn, Henry, 141, 142 



Deats, William, 9 



Decatur, Stephen; 141 



Defforges, C, 314, 329, 346 



De Freycinet, Louis Claude de Saulses, 



3'7 

 De Hevesy, George, 198, 200 

 De la Hire. Gabriel Philippe, 306 

 De la Vega, Garcilaso, 185 

 De Prony, M. (I., 314 

 Deptford Yard (England), 165 

 De Saussure, 1 heodore, 185 

 I )i Moris, Cristoforo Sizzo, 59 

 Dixon, William S., 276 

 Doane, Thomas, 210, 212, 213, 215 

 Dodrill, Forest IX, 290 

 Donner, Joseph, 277 

 Douglas, W. & B.. Company, 1 13 

 1 )i ake Edwin L., 213 



Drinker. Henry S., 224, 237 

 Drury, ( Gardner P.. 260 

 I )i yden, I [ugh I,.. 342 

 Du Buat, L. G., 314 



Duperry, Capt. Louis Isidore, 317 

 Duryea, Charles, 3-13, 15, 16, 19-21, 26, 



27 

 Duryea, J. Frank, 3-7, 9-13, 15-23, 26, 



27 

 Duryea Motor Corporation, 5 

 Duryea Motor Wagon Company, 3, 27 

 Duryea Power Company, 5 



Eastwick, Andrew M., 259 

 Eckford, Henry, 142 

 Einthoven, Willem, 290 

 Emerson, John Haven, 285 



Emmett, — , 144 



Eratosthenes, 306, 308, 342 

 Erman, Paul, 128, 129, 132, 133 

 Eudoxus of Cnidus, 306 

 Euler-Chelpin, Hans von, 197, 200 

 Evans, Samuel, 141, 14-, 

 Evelyn, John. 32 



Faraday, Michael, 125 



law . Herve, 325-327, 336-338, 346, 347 



Ferchl, Fritz, 285 



Fernel, Jean, 306 



Fernelius, Jean, 179 



Feulgen, Robert, 193 



Fink, Albert, 79, gi 



Fischelis, Robert P., 287 



Fischer. Emil, 193 



Fleming, Sir Alexander, 290, 295 



Flint, James Milton, 273-278 



Fox, Josiah, 157 



Francis I, Emperor of the Holy Roman 



Empire, 42, 44, 52, 58 

 Fulton, Robert, 139, 141, 142, 144, 147, 



'49. 150. 157. '59- '65 

 Furtwangler, P., 337-339 



Gahn, Johann Gottlieb, 182 



Galilei, Galileo, 304, 305, 346 



Galvani, Luigi, 124 



Garfield, James A., 272 



Garrison, Fielding H., 277 



Gauss, C. F., 320 



Gautier, P., 339 



Gay-Lussac, Joseph Louis, 125, 182 



Gilbert, L. W., 127-129, 132 



( iobley, Nicolas I heodore. i(|i 



Godin, Louis, 307 



Goldingham, John, 316, 345 



Goode, G. Brown, 273 



(lialiam. I homas. 182, 183, 185 



Gravatt, C. U., 276 



Greathead, James Henry, 204, 218, 221, 



224. 229, 231, 235-237 

 Greely, A. W., 329 

 Grirfenhagen. George B., 2go, 291 

 Grubenmann, Hans, 85 

 Grubenmann, Johann Ulrich, 85 

 Gulf Oil and Development Company, 



338 

 Gurley, Ralph R. (USN), 150, 151 

 Gustav III of Sweden, 156, 157 

 Gvvynn, Stuart, 210 



Hahn, Father Philipp Matthaus, 33 

 Haid, M., 335 

 Hall, Basil, 316 



Hammond, William Alexander, 273 

 Hankwitz, Gottfried. 180 

 Harden, Arthur, 197, 200 

 Harrington, Frank, 7 

 Harrison, Joseph, Jr., 259 

 Hartford Machine Screw Company, 6 

 Hartmann, Immanuel Peter, 181 

 Haskin, DeWitt C, 204, 232, 234-236 

 Haupt, Herman. 96, 204, 209, 210 

 I Ian lev. C. E., 6, 1 1 



Hawthorn, Leslie, and Company (Scot- 

 land), 166 

 Heaviside, W. J., 321, 345 

 Heiskanen, W. A., 338, 345, 346 

 Hellot, Jean, 180 

 Helmert, F. R., 338, 339 

 Helmholtz, Hermann von, 326 

 Henderson, Alfred R., 291 

 Henkel, Silon, 290 

 Henry II, King of France, 179 

 Herschel, John, 319, 328, 345 

 Heyl, Paul R., 339, 342 

 Hindle, Charles F., 290 

 Hinkley, Holmes, 252, 260, 263 

 Hirsch, Adolph, 322, 324-326 

 Hittorf, Wilhelm, 181 

 Hobson, Joseph, 237 

 Hoefer, Ferdinand, 179 

 Holmberg, Wilhelm, 178 

 Holt, L. Emmett, 276 

 Hoppe-Seyler, Felix, 193 



Howard. George W., & Company, 8 

 Hull. A. S.. 25.. 268 

 Humboldt. Alexander von, 185 

 Huygens, Christiaan, 179, 304, 305, 307, 

 314, 342, 346 



Ibafiez, Carlos, 325 

 Incas, 185 



l.-.ll 



lUI.I.KTIX 2 UK C.oNTRIIU' TIo\S I ROM Till MWSKI'M ()l HISTORY AM) TECHNOLOGY 



