| Birth | 20 Feb 1850 | Wheatland, Kenosha, Wisconsin, United States | | | |
| Baptism | 7 Apr 1850 | Immaculate Conception/St Mary's, 108 Mchenry St,, Burlington, Racine, Wisconsin, United States | | | |
| Census (family)-shared | 8 Aug 1850 | (Francis Albert MAAS --18 and Christina SCHMIDT --19) Dwelling 78, Wheatland, Kenosha, Wisconsin, United States | | | |
| Census (family)-shared | 30 Jul 1860 | (Francis Albert MAAS --18 and Christina SCHMIDT --19) Dwelling 715, Wheatland, Kenosha, Wisconsin, United States | | | |
| Census (family)-shared | 25 Aug 1870 | (Francis Albert MAAS --18 and Christina SCHMIDT --19) Dwelling 92, Wheatland, Kenosha, Wisconsin, United States | | | |
| Census (family)-shared | 30 Jun 1880 | (Francis Albert MAAS --18 and Christina SCHMIDT --19) Wheatland, Kenosha, Wisconsin, United States | | | |
| Marriage | 31 Aug 1880 | St Alphonsus Catholic Church, New Munster, Kenosha, Wisconsin, United States - John Valentine ITZIN --8 | | | |
| Residence (family) | 1897 | at 314 Tower St - Burlington, Racine, Wisconsin, United States - John Valentine ITZIN --8 | | | |
| Residence | Jun 1900 | 336 W Tower St - Burlington, Racine, Wisconsin, United States | | | |
| Census | Jun 1900 | Burlington, Racine, Wisconsin, United States | | | |
| Census (family) | 22 Jun 1900 | Tower St., Burlington, Racine, Wisconsin, United States - John Valentine ITZIN --8 | | | |
| Census (family) | 21 Apr 1910 | 605 Tower St, Burlington, Racine, Wisconsin, United States - John Valentine ITZIN --8 | | | |
| Residence (family) | 1914 | 314 Tower St - Burlington, Racine, Wisconsin, United States - John Valentine ITZIN --8 | | | |
| Census (family) | 15 Jan 1920 | Tower St., Burlington, Racine, Wisconsin, United States - John Valentine ITZIN --8 | | | |
| Death | 15 Oct 1928 | Burlington, Racine, Wisconsin, United States | | | |
| Burial | 18 Oct 1928 | St Mary's Catholic Cemetery (God's Acre Cemetery), Burlington, Racine, Wisconsin, United States | | | |