Pennsylvania, U.S.A.: a dental hygiene parade: children parade wearing caps shaped liked teeth, bearing banners reading "We brush our teeth each day 100%" and "Progress first". Photograph, 1910/1920.

    Date:
    1910-1920
    Reference:
    565692i
    Catalogue details

    Licence: Public Domain Mark

    Credit: Pennsylvania, U.S.A.: a dental hygiene parade: children parade wearing caps shaped liked teeth, bearing banners reading "We brush our teeth each day 100%" and "Progress first". Photograph, 1910/1920. Wellcome Collection. Source: Wellcome Collection.

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