Laboratory outlines for embryology Harman, Mary Theresa, 1877- creator text book Philadelphia P. Blakiston's Son & Co [c1920] 1920 2nd ed.
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ENG Embryology Laboratory manuals QL957 .H3 1920 https://www.biodiversitylibrary.org/bibliography/22004 8041010 20016645 10.5962/bhl.title.22004 DLC