A black and white farmyard cockerel. Coloured lithograph by P W M Trap after J G Keulemans.

    • Keulemans, J. G. (John Gerrard), 1842-1912.
    Reference:
    39965i

    Licence: Public Domain Mark

    Credit: A black and white farmyard cockerel. Coloured lithograph by P W M Trap after J G Keulemans. Wellcome Collection. Source: Wellcome Collection.

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