Fenner's Cough Oils and Cough Balls : for colds, influenza, broken wind, &c. in the horse... / prepared by Cary Cocks and Roper.
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Fenner's Cough Oils and Cough Balls : for colds, influenza, broken wind, &c. in the horse... / prepared by Cary Cocks and Roper. Credit: Wellcome Collection. Public Domain Mark