This is a small but diverse collection documenting Wheatley's interests in mines and mining technology, paleontology, mineralogy, and shells. There are sketches of Wheatley's mine near Phoenixville, Pennsylvania; estimates of costs of machinery, and a list of furnace products sent to the Centennial Exposition.
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Baird, Spencer Fullerton, 1823-1887 | Cope, E. D. (Edward Drinker), 1840-1897 | Dana, James Dwight, 1813-1895 | Education | Lea, Isaac, 1792-1886 | Lettsom, W. G. | Markoe, Francis, 1801-1871 | Mineralogy. | Mines and mineral resources -- Pennsylvania -- Phoenixville. | Mining engineers. | Natural history. | Paleontology. | Philadelphia History | Pickering, John, 1777-1846 | Redfield, John Howard, 1815-1895 | Rogers, Henry D. (Henry Darwin), 1808-1866 | Science and technology | Scientific Correspondence | Shells. | United States -- Centennial celebrations, etc. | Wheatley, Charles M. (Charles Moore), 1822-1882