| Title | 1940 US Census - Household of Oswald Knuth | |
| Date | 15 April 1940 | |
| Media | Ancestry.com digital image | |
| Page | sheet 17A, lines 7-8 | |
| Locality | SD 29, ED 103-2358, 38th Ward, Chicago, Cook County, Illinois, USA | |
| Media Type | Census | |
| Source ID | S3726 | |
| Linked to Individuals: 2 |
Sophia Henrietta Louise Burmeister Oswald Ferdinand Knuth | |