Ancestry.com, U.S., Border Crossings from Canada to U.S., 1895-1960 (Lehi, UT, USA: Ancestry.com Operations, Inc., 2010).

• Titel	Ancestry.com, U.S., Border Crossings from Canada to U.S., 1895-1960 (Lehi, UT, USA: Ancestry.com Operations, Inc., 2010).
  Kurztitel	U.S., Border Crossings from Canada to U.S., 1895-1960
  Aufbewahrungsort	Ancestry.com
  Quellen-Kennung	S491
  Text	Records of the Immigration and Naturalization Service, RG 85. Washington, D.C.: National Archives and Records Administration. See Full Source Citations.
  Verknüpft mit	AMTHOR, Bernhard Otto° AMTHOR, Erna° Clara KOCH, Catherina G ROSENHAN, Friedrich Wilhelm° Ernst