This primary source comes from the Records of the Immigration and Naturalization Service.
Full Citation: Telegram from Simon Herstansky, President of the Thomas Davidson Society, to President Woodrow Wilson; 10/19/1913; 51728/017; Appeal of Mrs. Emmeline Pankhurst for admittance for visit, English Suffragette; Subject and Policy Files, 1893 - 1957; Records of the Immigration and Naturalization Service, Record Group 85; National Archives Building, Washington, DC. [Online Version, https://www.docsteach.org/documents/document/thomas-davidson-society-to-wilson, March 27, 2023]