ames D. Dana, 451, 493, 509, 519.
to L. Coulon, 190, 197.
to Decaisne, 432.
to A. de la Rive, 663.
to Sir P. Egerton, 284, 294, 811, 347, 359, 374, 577, 646;
Agassiz to R. W. Emerson, 619.
to Chancellor Favargez, 430.
to S. S. Haldeman, 520.
to Oswald Heer, 514, 658.
to Mrs. Holbrook, 498 to S. G. Howe, 594, 600.
to A. von Humboldt, 188, 193, 202, 213, 220, 257, 488.
to J. A. Lowell, 402.
to Sir Charles Lyell, 236, 486, 538.
to Charles Martins, 553.
to Dr. Mayor, 165.
to Henri Milne-Edwards, 434.
to Benjamin Peirce, 648, 690, 698, 703, 756, 762.
to Adam Sedgwick, 387.
to Charles Sumner, 635 to Valenciennes, 537.
Auguste Agassiz to Louis Agassiz, 77.
M. Agassiz to Louis Agassiz, 66, 69, 101, 138.
Madame Agassiz to Louis Agassiz, 60, 113, 129, 134, 171. A. D. Bache to Louis Agassiz, 480, 482.
Alexander Braun to Louis Agassiz, 35, 39, 43.
Leopold von Buch to Agassiz, 272.
Dr. Buckland to Agassiz, 232, 247, 309, 342.
L. Coulon to Agassiz, 199.