INDEX. 



I. NAMES OF PERSONS. 



Abbe, Cleveland, 37, 85, 175, 177, 180. 



Alvord, Benjamin, 85, 89, 90, 106, 174. 



Amici, 59. 



Amidon, 83. 



Ampere, 139. 



Antisell, Thomas, 21, 91, 97, 98, 100, 



101, 106, 174. 

 Arago, 43. 

 Aristotle, 52. 

 Arrow, Sir Frederick, 33. 

 Averani, Joseph, 42. 

 Avogadro, 139, 145. 

 Airy, George B., 128. 



Baird, Prof. S. F., 175. 



Baker, Marcus, 85, 88, 91, 106, 107, 



108, 112. 

 Barker, Geo. F., 80, 82, 83, 84, 150. 

 Barnes, J. K., 85. 

 Basch, 77, 83. 

 Bayma, Prof. Joseph, 158. 

 Becquerel, A. E., 135. 

 Bernard, Claude, 82. 

 Bernstein, 58, 61, 80, 81. 

 Bert, Paul, 76, 83. 

 Billings, J. S.,85, 99, 112, 175. 

 Birch, 142. 



Bjerknes, Prof. C. A., 150. 

 Blankenhorn, 75. 

 Bouvard, 43. 

 Boyle, 139. 

 Broca, Paul, 76, 83. 

 Brown, George, 34. 

 Burger, Franz, 47. 

 Busey, S. C, 117. 

 Byasson, 75, 82. 



Chadwick, F. E., 34. 



Challis, Prof. James, 128, 152, 154, 



164. 

 Charles, 139. 

 Chauvenet, Prof., 88, 89. 

 Clark, Ezra Westcott, 10 1. 

 Clausius, 138, 139, 140. 

 Christie, A. S., 112. 



Coffin, J. H. C, 115. 

 Comberousse, 89. 

 Comte, Auguste, 127. 

 Coues, Elliott, 102, 104, 118. 

 Crane, Dr. C. H., 175. 

 Croll, Prof. James, 156. 

 Crookes, William, 129. 

 Cotes, Roger, 128, 163. 



Daboll, 32. 



Dall, William IT., 90, 98, loo, 175. 



Dallas, 11S. 



Dalton, 139. 



Daniell, 57, 61. 



Darwin, Charles, 70. 



Derham, Dr. W., 41, 42, 43. 



Des Cartes, 64. 



Diaconow, 75. 



Dobson, Surgeon Major, 118, 119, 120. 



Donders, 78, 84. 



Doolittle, M. H., 88, 105, 107, 117. 



Draper, Dr. J. W., 135. 



Duane, Gen., 32, 33, 43. 



Du Bois-Reymond, Emil, 57, 58, 59, 



60, 61, 62, 80, 81. 

 Dulong, 91, 93, 140. 

 Dutton, C. E., 85, 100, 175. 



Eastman, J. R., 85, 175. 



Eliot, Charles W., 128. 



Elliott, E. B., 21, 85, 91, 100, 102, 106, 



107, 112, 117, 175. 

 Engelmann, 58, 81. 

 Epicurus, 52, 72. 

 Euler, Leonard, 128. 



Farquhar, E. J., 100. 



Farquhar, Henry, 97. 106, 1 13, 1 14, 



I25,I75- 

 Faure, 46, 47. 



Ferrel, William, 90, 91, 101. 

 Fletcher, Robert, 84, 89, 175. 

 Foster, Michael, 60, 62, 80, 81, 82. 

 Frank, Francois, 76, 83. 

 French, Henry Flagg, 101. 



183 



