Author talk:Gary Nathan Calkins

Some additional bibliographic information

 * Calkins 1901: . digital copy in BHL (Cornell University Library copy); scan of Stanford University Library copy (in IA); scan of Royal College of Physicians of Edinburgh copy (in IA).
 * reprint 1910: . scan in IA; scan of Marine Biological Laboratory / Woods Hole Library, Mass. copy (in IA); scan of Marine Biological Library / Woods Hole Library, Mass. copy in BHL; scan of Library California College of Pharmacy copy (in IA); scan of University of California Library copy in BHL.

--Dick Bos (talk) 18:00, 9 January 2020 (UTC)