John F. McCaffrey
Ancestry.com
- 1900 United States Federal Census
- 1910 United States Federal Census
- U.S., World War I Draft Registration Cards, 1917-1918
- 1920 United States Federal Census
- U.S. City Directories, 1822-1989 (Hackensack, 1928)
- 1930 United States Federal Census
- U.S. City Directories, 1822-1989 (Hackensack, 1931)
- 1940 United States Federal Census
- U.S., Social Security Death Index, 1935-2014
