A fragment of a guide to practical work in elementary entomology : an outline for the use of students in the Entomological Laboratory of Cornell University
Guide to practical work in elementary entomology
Comstock, John Henry, 1849-1931
Cornell University. Entomological Laboratory.
United States. Public Health Service,
Ithaca, New York :Stereotyped and printed at the University Press,1882.
NAL: 422 C73P
NLM: W6 P3 v.7481 box 1791 no.17
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