| Title | 1920 US Census - Household of Albert Knaack | |
| Date | 13 February 1920 | |
| Media | Ancestry.com digital image | |
| Page | sheet 14A, lines 12-14 | |
| Locality | SD 3, ED 1, Addison Township, DuPage County, Illinois, USA | |
| Media Type | Census | |
| Source ID | S7021 | |
| Linked to Individuals: 3 |
Elise Franzen Albert Knaack Florence L. Knaack | |