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Subjects: (Frederick Adolph),; (George Washington),; 1799-1851; 1802-1860; 1809-1863; 1809-1884; 1810-1889; 1811-1885; 1823-1849; Academy of Natural Sciences of Philadelphia; Brown, Benjamin Boyer,; Carpenter, George W; Correspondence; Engelmann, George,; Gambel, William,; Letters; Morton, Samuel George,; Wislizenus, F. A; Wright, Charles,</div>
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Morton, Samuel George,</div>
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