 Abt 1892 -
 Abt 1892 - ( = Descendancy chart to this point,
 = Descendancy chart to this point,  = Expand,
 = Expand,  = Collapse)
 = Collapse)
 George Warren Colby  b. 10 Jan 1884 d. 9 Apr 1971
  George Warren Colby  b. 10 Jan 1884 d. 9 Apr 1971 b. Abt 1913 d. 5 Jan 2000
 b. Abt 1913 d. 5 Jan 2000
                     Madelyn Veneta Walsh  b. Abt 1918 d. 22 Apr 1992
  Madelyn Veneta Walsh  b. Abt 1918 d. 22 Apr 1992 b. 3 Jan 1941 d. 13 Feb 2006
 b. 3 Jan 1941 d. 13 Feb 2006
                                     Joan Blanche Crosby  b. 1937 d. 1973
  Joan Blanche Crosby  b. 1937 d. 1973