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

Mantei, Herbert R (b:1901-1902)(d:1972)
. . . . .Mantei, Betty Jean (b:1923)(d:)[with: Steinmueller, Joyce Katherine]
. . . . .Mantei, Robert J (b:1925)(d:2004)[with: Steinmueller, Joyce Katherine]