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Advertisement for Bayer's Aspirin. Card features an illustration of the Palacio Artes Industriales y Aplicadas, at the 1929 Barcelona International Exhibition. Many people are in front of the buildings. On the back are illustrations of a tube of Bayer's Aspirina, Bálsamo de Espirosal and a man.
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The National Library of Medicine believes this item to be in the public domain. (More information)