Chart 1     [† means all children believed found, ‡ means death is computed at 112 years]

Martin, Edward F (b:1901)(d:1976)†
. . . . .Martin, Guy Varnum (b:1935)(d:2019)[with: Blanchard, Helen Elizabeth]
. . . . . . . . . .Martin, John Blanchard (b:1958)(alive: 2022)[with: Johnston, Marilyn]
. . . . . . . . . .Martin, Kristin E (b:1960)(alive: 2022)[with: Johnston, Marilyn]
. . . . . . . . . .Martin, Colin E (b:1963)(alive: 2023)[with: Johnston, Marilyn]