| Title | 1940 US Census - Household of Theodore Thon | |
| Date | 9 April 1940 | |
| Media | Ancestry.com digital image | |
| Page | sheet 13B, lines 74-75 | |
| Locality | SD 218, ED 103-2121, 34th Ward, Chicago, Cook County, Illinois, USA | |
| Media Type | Census | |
| Source ID | S2970 | |
| Linked to Individuals: 2 |
Marion B. _____ Theodore Charles Thon | |