Providence, RI: Rumford Chemical Works, c. 1880's. Cards. 15.5 x 7 cm. Color lithograph folding pamphlet. Dr. E.B. Horsford had invented baking powder in the mid 1800's and as the Temperance movement took hold of New England, soft drinks touted their (fake) healing capabilities. Rumford (Horsford) Baking Powder took advantage.....
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