+———Daniel REISWIG
      |
  +———Jacob Daniel REISWIG (17 Jan 1896 Harvey Valley, North Dakota, USA – 13 Jul 1982 Saanich Peninsula Hospital, Saanichton, British Columbia, Canada)
  |   |    
  |   +———Katherine BENTZ
  |    
  Doreen G. REISWIG 
  |        
  |   +———William MONTGOMERY (1859 Ontario, Canada – )
  |   |
  +———Ethel Pearl MONTGOMERY (11 Jan 1908 Armstrong, British Columbia, Canada – 23 May 1940 Vernon Jubilee Hospital, Vernon, British Columbia, Canada)
      |        
      |   +———William HALLAM (21 Jan 1861 Chesterfield, Derbyshire, England – 7 Jul 1933 Provincial Mental Hospital, Essondale, British Columbia, Canada)
      |   |
      +———Ethel HALLAM (2 Jul 1885 Winnipeg, Manitoba, Canada – )
          |        
          |   +———John MCNABB (11 Dec 1833 Kirkintillock, Dunbartonshire, Scotland – 19 Jul 1879)
          |   |
          +———Grace Cecillia “Cecillia” MCNABB (22 Feb 1859 Belleville, Ontario, Canada – 25 Dec 1943 Armstrong, British Columbia, Canada)
              |        
              |   +———Andrew BLAIR
              |   |
              +———Isabella Eliza “Eliza” BLAIR (30 Mar 1828 Scotland – 8 Nov 1910 RM of Pembina, Manitoba, Canada)
                  |    
                  +———Grizel DOUGLAS