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  1. Amblystoma Opacum on Long Island
    By: Engelhardt , George P
    Type: Article
    In: Copeia
    Volume: 37
    Date: 1916
    Page Range: 88--89
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  2. Another Long Island Record for Ambystoma jeffersonianum (Green)
    By: Engelhardt , George P
    Type: Article
    In: Copeia
    Volume: 50
    Date: 1917
    Page Range: 98--99
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  3. Burrowing Habits of the Box Turtle
    By: Engelhardt , George P
    Type: Article
    In: Copeia
    Volume: 31
    Date: 1916
    Page Range: 42--43
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  4. Experiences in collecting along the St. Lawrence and Saguenay Rivers
    By: Engelhardt , George P
    Type: Article
    In: Entomological News, Philadelphia
    Volume: 18
    Date: 1907
    Page Range: 258--259
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  5. An observation on the breeding habits of Chlorion harrisi in Texas (Hy-menoptera)
    By: Engelhardt , George P
    Type: Article
    In: BULL BROOKLYN ENT SOC
    Volume: 23
    Date: 1928
    Page Range: 269--271
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