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Concept

Boron Compounds

Catalogue

    • Ephemera

    Borax extract of soap : by royal letters patent / Patent Borax Company Ltd.

    Patent Borax Company | Date: [between 1900 and 1910?]
    • Ephemera

    Borax extract of soap : by royal letters patent : same high quality and still the best / Patent Borax Company Ltd.

    Patent Borax Company | Date: [between 1900 and 1910?]
All works (2)

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