Human embryo, two figures: above, the foetus at nine weeks, below, the foetus at twelve weeks, shown enclosed in the amnion. Lithograph after Erdl, 1850/1900?.

    • Erdl, M. P. (Michael Pius), 1815-1848.
    Date:
    1850/1900?]
    Reference:
    579984i

    Licence: Public Domain Mark

    Credit: Human embryo, two figures: above, the foetus at nine weeks, below, the foetus at twelve weeks, shown enclosed in the amnion. Lithograph after Erdl, 1850/1900?. Wellcome Collection. Source: Wellcome Collection.

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