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

Otto, Karl Jr (b:1890)(d:1963)
. . . . .Otto, Beatrice Martha (Minnie) (b:1915)(d:2010)[with: Ohm, Lillian (Lily)]
. . . . .Otto, Orville John Albert (b:1916)(d:1999)[with: Ohm, Lillian (Lily)]