| Census: North Dakota Census Records for Sedgwicks |
| Year | State | County | District | Page | Surname | Name |
| 1900 | ND | Griggs | Cooperstown Village | 287A | Olson | Anton |
| 1910 | ND | Griggs | Cooperstown | 108A | Olson | Willhulmina |
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| Do you have extracted census data? Email to Dennis Sedgwick |
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| Copyright © Dennis G Sedgwick. May be copied and distributed for personal use only. |