Gross's pure baking powder : warranted free from alum and other injurious ingredients, for making unfermented bread so much recommended by medical men : also for making all kinds of puddings, pastry, tea cakes etc. ... / W.H. Gross.

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Gross's pure baking powder : warranted free from alum and other injurious ingredients, for making unfermented bread so much recommended by medical men : also for making all kinds of puddings, pastry, tea cakes etc. ... / W.H. Gross. Public Domain Mark. Source: Wellcome Collection.