URL: https://digitalcollections.hoover.org/objects/38082 Collection Structure Poster collection > Proclamation of the Mayor. Recognizing the gravity of the present crisis and the possibility that trouble may develop through a misunderstanding of American rules and practices by those of foreign birth who have not been long resident in America, I have decided to issue this notice of explanation and assurance to foreign-born residents in Philadephia who have not yet become naturalized citizens of the United States ... Thomas B. Smith. Item Title Proclamation of the Mayor. Recognizing the gravity of the present crisis and the possibility that trouble may develop through a misunderstanding of American rules and practices by those of foreign birth who have not been long resident in America, I have decided to issue this notice of explanation and assurance to foreign-born residents in Philadephia who have not yet become naturalized citizens of the United States ... Thomas B. Smith. Collection Title Poster collection Issuing Body Philadelphia (Pa.). Mayor (1917 : Thomas B. Smith) Date Created 1917 Description Text in ten languages. Subject(s) United States World War, 1914-1918 Foreign population Aliens Philadelphia (Pa.) Americanization Social aspects Language(s) English Country of Origin United States Country of Origin United States Dimensions Overall: 28 x 22 in. (71.1 x 55.9 cm) Format Poster Medium political posters Color black and white Color black and white Hoover ID Poster US 4751 Record Number XX343.28458 Collection Guide https://oac.cdlib.org/findaid/ark:/13030/kt829015km Rights No known restrictions.