Closes' mono-wheel stretcher, in closed position, folded against a wall. Photograph, 1915/1918.

    Date:
    1915-1918
    Reference:
    581920i

    Licence: In copyright

    Credit: Closes' mono-wheel stretcher, in closed position, folded against a wall. Photograph, 1915/1918. Wellcome Collection. Source: Wellcome Collection.

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