creatorOf |
Willcox, Joseph. Letter, 1892-1895.
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University of Pennsylvania Libraries, Van Pelt Library |
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creatorOf |
Willcox, Joseph. Correspondence with Henry Charles Lea, 1897-1912.
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University of Pennsylvania Libraries, Van Pelt Library |
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creatorOf |
Leidy, Joseph, 1823-1891. [Letters and drawings, 1847?-1890, collected by Joseph Willcox]
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College of Physicians of Philadelphia |
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referencedIn |
Wagner Free Institute of Science Actuary and Librarian records, 1883-1901
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Wagner Free Institute of Science |
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referencedIn |
Robert Chambers collection on William Wagner and the history of the Wagner Free Institute of Science, Bulk, 1820-1910, 1798-1980
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Wagner Free Institute of Science |
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referencedIn |
Comstock, Charles. Charles Comstock letter, 1931 [manuscript].
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University of North Carolina at Chapel Hill |
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referencedIn |
Wagner Free Institute of Science Director's files, 1883-1948
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Wagner Free Institute of Science |
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referencedIn |
Wagner Free Institute of Science Director's files and business records, Bulk, 1885-1924, 1858-1938
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Wagner Free Institute of Science |
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