URL: https://digitalcollections.hoover.org/objects/38030 Collection Structure Poster collection > Department of Justice, Office of the United States Marshal, Southern District of New York ... Notice to enemy aliens. "Enemy aliens" must not under any circumstance pass West beyond this line. "Enemy aliens" will be immediately arrested if they violate the above rule. It is the duty of all good citizens to notify this office of any violation of the foregoing rule ... New York, November 28, 1917. Item Title Department of Justice, Office of the United States Marshal, Southern District of New York ... Notice to enemy aliens. "Enemy aliens" must not under any circumstance pass West beyond this line. "Enemy aliens" will be immediately arrested if they violate the above rule. It is the duty of all good citizens to notify this office of any violation of the foregoing rule ... New York, November 28, 1917. Collection Title Poster collection Issuing Body United States. Department of Justice Date Created November 28, 1917 Description Text only. Variant of US 4707. Subject(s) Office of the Provost Marshal for the Southern District of New York Law and legislation Foreign population World War, 1914-1918 United States Aliens New York (State) Travel restrictions Language(s) English Country of Origin United States Place Published New York, United States Country of Origin United States Dimensions Overall: 22 x 14 in. (55.9 x 35.6 cm) Format Poster Medium political posters Color black and white Color black and white Hoover ID Poster US 4707B Record Number XX343.28406 Collection Guide https://oac.cdlib.org/findaid/ark:/13030/kt829015km Rights No known restrictions.