January
Apr 2 Secretary Henry Issues Circular to Entomologists
Year:
1860
Month:
april
Day:
2
Date:
Mon, 1860-04-02
SIA Image reference:
Secretary Joseph Henry issues a circular to entomologists, listing the authors of several catalogues underway for different orders of North American insects, and requesting the help of collectors to provide examples of specimens to the Smithsonian's United States National Museum for these catalogues.