Advertisment for Borax soap extract. Reverse side of Die Cut card. Image shows reverse side of a large, happy washerwoman using Borax soap extract.

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    Licence: In copyright

    Credit: Advertisment for Borax soap extract. Reverse side of Die Cut card. Image shows reverse side of a large, happy washerwoman using Borax soap extract. Wellcome Collection. Source: Wellcome Collection.

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