"Vermont, St. Albans Canadian Border Crossings, 1895-1924," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:QKQ9-D9KP : accessed 6 October 2015), Hubert Coltart Servaes, 1895-1924; citing M1461, Soundex Index to Canadian Border Entries through the St. Albans, Vermont, District, 1895-1924, 359, NARA microfilm publications M1461, M1463, M1464, and M1465 (Washington D.C.: National Archives and Records Administration, publication year); FHL microfilm 1,473,159.