Margaret J. Perry
- Yes, date unknown(
= Descendancy chart to this point, 
= Expand, 
= Collapse)
- 1 Margaret J. Perry [1] d. Yes, date unknown
- Thomas Wilson Averill d. Yes, date unknown
- 2 David Merrill Averill [1.1] b. 6 May 1879 d. 16 Jul 1938
- Mabel Louisa Frise b. 10 Jun 1880 d. Yes, date unknown
- 3 Nancy Averill [1.1.1] b. 1917 d. Yes, date unknown
- 3 Jean Louise Averill [1.1.2] b. 1 May 1920 d. 4 Apr 1994
- Ralph Bourne Congleton b. 24 Dec 1916 d. 30 May 1982
- 4 Scott Congleton [1.1.2.1]
- 4 Brian Congleton [1.1.2.2]
- 4 Judy Congleton [1.1.2.3]
- + Brown
- + Brown
- 4 Scott Congleton [1.1.2.1]
- 3 Nancy Averill [1.1.1]
- 2 David Merrill Averill [1.1]