Published in Proceedings of The American Philosophical Society, in 1918, in volume 57, issue 220, pages 112-129
Created: 2017-01-01, modified: 2017-01-01
Published in Bulletin of the British Museum (Natural History). Geology., in 1976, in volume 27, issue 3, pages 149-268
Created: 2013-03-01, modified: 2021-05-13
Published in Asa Gray correspondence. Senders Br-Bz, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1846, pages 1-3
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1847, pages 1-2
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1-2
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Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3
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Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-3
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Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
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Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-8
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
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Published in Asa Gray correspondence. Senders Br-Bz, in 1856, pages 1
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Published in Asa Gray correspondence. Senders Br-Bz, in 1856, pages 1
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pages 1-2
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Published in Asa Gray correspondence. Senders Ca-Cl, pages 1-3
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1
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in 1869, pages 1-3
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in 1873, pages 1-2
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in 1878, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1846, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in John Carey letters to Asa Gray, 1837-2183, in 1854, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ha, 1835-1895 (inclusive), in 1842, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ha, 1835-1895 (inclusive), in 1857, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1886, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
in 1879, pages 1-3
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in 1853, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
in 1853, pages 1-2
Created: 2017-06-24, modified: 2017-06-24