Red Cross Join WWI American FlagOriginal antique World War One recruitment poster Join issued by the Red Cross featuring artwork by Walter W. Seaton (1895 1957) depicting a medical nurse in a Red Cross uniform holding out her arms pleading for more volunteers in front of a large American flag with the single word text and Red Cross logo below. The American Red Cross ARC was formed in 1881 as non profit humanitarian organization founded by the American Civil War nurse Clara Barton