concept

Drug advertising ephemera. Box 30.

Petrolagar (Deshell) trademark : a perfect emulsion of pure medicinal liquid paraffin with agar-agar which has given uniformly successful results in the treatment of constipation : for the medical profession only / Deshell Laboratories, Ltd.

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Deshell Laboratories

Catalogue

Petrolagar (Deshell) trademark : a perfect emulsion of pure medicinal liquid paraffin with agar-agar which has given uniformly successful results in the treatment of constipation : for the medical profession only / Deshell Laboratories, Ltd.