| Birth | 16 Mar 1882 | Oakville, Louisa, Iowa | | | |
| Residence | 1885 | Oakland Township, Louisa, Iowa | | | |
| Marriage | 3 Oct 1898 | Louisa, Iowa - Willis Edgar "W.E." Diller | | | |
| Birth-shared | 14 Mar 1899 | (William Jennings "Bill" Diller) Concord, Louisa, Iowa | | | |
| Residence | 1900 | Ed 82, Concord Township, Louisa, Iowa | | | |
| Alt name | 4 Jun 1900 | Delice S. Warnstaf | | | |
| Census-shared | 4 Jun 1900 | (Mary Sarah Jane Manley) Oakland Township, Louisa, Iowa | | | |
| Census (family) | 13 Jun 1900 | Concord Township, Louisa, Iowa - Willis Edgar "W.E." Diller | | | |
| Census (family)-shared | 13 Jun 1900 | (Willis Edgar "W.E." Diller and Delcie Leanna "Diana, Della" Warnstaff) Concord Township, Louisa, Iowa | | | |
| Residence | 1910 | Concord, Louisa, Iowa | | | |
| Residence | 1920 | Concord, Louisa, Iowa | | | |
| Residence | 1925 | Morning Sun, Louisa, Iowa | | | |
| Census (family) | 2 Apr 1930 | 4 Main St, Fredonia Town, Concord, Louisa, Iowa - Willis Edgar "W.E." Diller | | |  |
| Taxes-shared | 1934 - 1946 | (Helen Diller) Old Age Tax Assistance, pension - Columbus Junction, Iowa | | | |
| Residence | 1935 | | | | |
| Residence | 1940 | Fredonia, Concord Township, Louisa, Iowa | | | |
| Census-shared | 10 Apr 1940 | (Willis Edgar "W.E." Diller) Fredonia, Concord Township, Louisa, Iowa | | | |
| Census (family) | 25 Apr 1950 | Fredonia, Louisa, Iowa - Willis Edgar "W.E." Diller | | | |
| Census (family)-shared | 25 Apr 1950 | (Willis Edgar "W.E." Diller and Delcie Leanna "Diana, Della" Warnstaff) Fredonia, Louisa, Iowa | | | |
| Death | 21 Nov 1955 | Fredonia, Louisa, Iowa | | | |
| Burial | 23 Nov 1955 | Indian Creek Cemetery, Columbus Junction, Iowa | | | |
| Alt name | | Dellia L. Warnstaff | | | |
