Chart 1 [† means all children believed found, ‡ means death is computed at 112 years]
Fitzgerald, John Joseph (b:1916)(d:2008)
. . . . .Fitzgerald, Kathleen Mary Ann (b:1944)(alive: 2025)[with: Grede, Kathleen Frances]
. . . . .Fitzgerald, John P (b:1946)(alive: 2019)[with: Grede, Kathleen Frances]
. . . . .Fitzgerald, Patrick Terence (b:1949)(alive: 2019)[with: Grede, Kathleen Frances]
. . . . .Fitzgerald, Mary E (Molly) (b:1951)(d:1998-2008)[with: Grede, Kathleen Frances]
. . . . . . . . . . . . .<<No Children Found>>[with: Dreewes, Jacob Harms (Jake)]
. . . . . . . . . .Ricklefs, Helena Maria (b:1875-1876)(d:)[with: Sidden, Johanna Marie]
. . . . . . . . . . . . . . .<<No Children Found>>[with: Stern, Henry W]
. . . . . . . . . .Ricklefs, Henrietta F (b:1878)(d:1970)[with: Sidden, Johanna Marie]
. . . . . . . . . . . . . . .<<No Children Found>>[with: Matznick, Charles D]
. . . . . . . . . .Ricklefs, Rudolph Tards (b:1879)(d:1949)[with: Sidden, Johanna Marie]
. . . . . . . . . .Ricklefs, Fred (b:1881)(d:1977)[with: Sidden, Johanna Marie]
. . . . .Ricklefs, Hilda Johanna (b:1849)(d:1921)[with: Johnson, Elizabeth (Lizzie)]
. . . . . . . . . .Oncken, Onck Richard (b:1871)(d:1955)[with: Oncken, John Folkert]
. . . . . . . . . .Oncken, George E (b:1872)(d:1955)[with: Oncken, John Folkert]
. . . . . . . . . . . . . . .Oncken, Elsie M (b:1897)(d:1988)[with: Harmes, Catherine Mary]
. . . . . . . . . . . . . . .Oncken, (baby boy) (b:1903)(d:1903-1910)[with: Harmes, Catherine Mary]
. . . . . . . . . . . . . . .Oncken, Evelyn Kathryn (b:1907)(d:2005)[with: Harmes, Catherine Mary]
. . . . . . . . . .Oncken, Mary (b:1874)(d:)[with: Oncken, John Folkert]
. . . . . . . . . .Oncken, Susan (b:1876)(d:)[with: Oncken, John Folkert]
. . . . . . . . . .Oncken, Emma (b:1878)(d:)[with: Oncken, John Folkert]
. . . . . . . . . .Oncken, William Gerhard (b:1880)(d:1955)[with: Oncken, John Folkert]
. . . . . . . . . . . . . . .Oncken, Clyde Frederick (b:1907)(d:)[with: Doden, Minnie]
. . . . . . . . . . . . . . .Oncken, Mildred (b:1909)(d:)[with: Doden, Minnie]
. . . . . . . . . . . . . . .Oncken, Clara Marie (b:1911)(d:)[with: Doden, Minnie]
. . . . . . . . . . . . . . .Oncken, Adrienne Catherine (b:1913)(d:)[with: Doden, Minnie]
. . . . . . . . . . . . . . .Oncken, Emma Louise (b:1915)(d:)[with: Doden, Minnie]
. . . . . . . . . .Oncken, Julia (b:1885)(d:)[with: Oncken, John Folkert]
. . . . . . . . . .Oncken, Edward Johnson (b:1890)(d:)[with: Oncken, John Folkert]
. . . . .Ricklefs, Elise Friederike (b:1851)(d:1923)[with: Johnson, Elizabeth (Lizzie)]
. . . . . . . . . .Janssen, Friedrich Richard (b:1877)(d:1894)[with: Janssen, Johann Seims]
. . . . . . . . . .Janssen, William B H (b:1879)(d:1939)[with: Janssen, Johann Seims]
. . . . . . . . . . . . . . .Janssen, Vera Miller (b:1914)(d:1964)[with: Miller, Henrietta E (Hannah)]†
. . . . . . . . . . . . . . .Janssen, Margaret Louise (b:1916)(d:)[with: Miller, Henrietta E (Hannah)] ==> Chart 2 [P ]
. . . . . . . . . .Janssen, Eliza M (Martha) (b:1881)(d:1881)[with: Janssen, Johann Seims]
. . . . . . . . . .Janssen, Emil Herman (b:1882)(d:1966)[with: Janssen, Johann Seims]
. . . . . . . . . . . . . . .Janssen, Marion Ruth (b:1908)(d:1947)[with: Smith, Clara Matilda] ==> Chart 3 [P ]
. . . . . . . . . . . . . . .Janssen, Evelyn C (b:1911)(d:1973)[with: Smith, Clara Matilda] ==> Chart 4 [P ]
. . . . . . . . . . . . . . .Janssen, Gloria (b:1927-1928)(d:)[with: Geldean, Edith]
. . . . . . . . . . . . . . .<<No Children Found>>[with: Hill, Josephine (Josie)]
. . . . . . . . . .Janssen, Carl John (b:1882)(d:1968)[with: Janssen, Johann Seims]
. . . . . . . . . . . . . . .Janssen, Edna Marie (b:1915)(d:1999)[with: Heldt, Louise W (Lucy)]†