The fight for the standard: Ayer's Pills. Abstract: Advertisement for Ayer's Pills. Statement on verso claims the medication… https://www.rawpixel.com/image/8786567/image-art-vintage-booksFree Image from public domain licenseSomebody has to raise everything you eat, do your share (1917) by Alice Barber Stephens https://www.rawpixel.com/image/11907382/image-face-plant-personFree Image from public domain licenseUniverse astronomy outdoors planet. AI generated Image by rawpixel. https://www.rawpixel.com/image/12226555/image-background-moon-spaceView licenseVintage baseball player illustration. Remixed by rawpixel. https://www.rawpixel.com/image/9742102/image-person-art-vintageView licenseVintage baseball players, paper collage element, remixed by rawpixel. https://www.rawpixel.com/image/9214943/image-paper-texture-art-vintageView licenseMen of the Day No. 616: Caricature of Charles Murray Pitman (1872-1948).Caption read "O.U.B.C". https://www.rawpixel.com/image/11761676/image-face-person-artFree Image from public domain licenseSalinas, California. Putting thermometer into drying guayule seed at the nursery of the Intercontinental Rubber Producers by… https://www.rawpixel.com/image/12151736/image-shadow-person-artFree Image from public domain licenseVintage baseball player illustration. Remixed by rawpixel. https://www.rawpixel.com/image/9742104/image-person-vintage-baseballView license[Untitled photo, possibly related to: Farmers sitting inside sales ring of livestock sales hall Ames, Iowa] by Russell Lee https://www.rawpixel.com/image/12145351/image-face-people-artFree Image from public domain licenseVintage baseball player illustration. Remixed by rawpixel. https://www.rawpixel.com/image/9742136/image-person-vintage-baseballView license[Untitled photo, possibly related to: Sign board, Crosby, North Dakota] by Russell Lee https://www.rawpixel.com/image/12147383/image-person-art-vintageFree Image from public domain license[Untitled photo, possibly related to: Sign board, Crosby, North Dakota] by Russell Lee https://www.rawpixel.com/image/12147334/image-person-art-vintageFree Image from public domain license