Constitution and by-laws of the Entomological society of Philadelphia [adopted Mar. 1, 1859] Entomological Society of Philadelphia creator Academy of Natural Sciences of Philadelphia. contributor text book [Philadelphia] E. Ketterlinus 1859 1859
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ENG Autographed by John L. Leconte. Entomological Society of Philadelphia https://www.biodiversitylibrary.org/bibliography/17440 13388269 10.5962/bhl.title.17440 ANS