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

Heffron, John R (b:)(d:)
. . . . .Heffron, Michael (b:1967)(d:)[with: Landes, Charmaine R]
. . . . . . . . . .Heffron, Olivia (b:)(d:)[with: (unknown), Robin]
. . . . . . . . . .Heffron, Shelby (b:)(d:)[with: (unknown), Robin]