Many peoples - one nation. Let us unite to Americanize America.

Many peoples - one nation. Let us unite to Americanize America. LOC Summary: Poster showing the American flag waving among clouds. LOC Notes: Reproduced by the New Columbus Lithograph Co. Date Created/Published: New York : Printed and published by Ray Greenleaf, 1917. Propaganda World War 1 poster provided by LOC. Original medium: 1 print (poster) : lithograph, color.