Optical instruments including Dallmeyer's triplet. Photolithograph by Simonau et Toovey , ca. 1860.

    Date:
    [1860?]
    Reference:
    578791i
    Catalogue details

    Licence: Public Domain Mark

    Credit: Optical instruments including Dallmeyer's triplet. Photolithograph by Simonau et Toovey , ca. 1860. Wellcome Collection. Source: Wellcome Collection.

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