7141129 Compound Syrup of Hypophosphites label, early 20th century (colour litho) by English School, (20th century); 8.5x7 cm; Leeds Museums and Art Galleries (Abbey House Museum) UK; (add.info.: Retailer: Mr. Walter Castelow, 1876 - 1974 Label reads: "Compound Syrup of Hypophosphites. Containing the Hypophosphites of Calcium, Quinine, Potassium, Manganese, Iron and Strychnine. Dose - ont to two teaspoonfuls in a wine-glass of water after meals. In conformity with the Sale of Poisons Act this mus be labelled POISON. W. T. Castelow, Dispensing Chemist, Brown\'s Pharmacy, 159 Woodhouse Lane, Leeds"); Leeds Museums and Galleries, UK.