Family: Grego Koski / Sanna Katajamaki (FG2690)
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Male
Walter John Koski
Birth Abt 1908 Gwinn, Marquette County, Michigan, USA 
Death 1971 Burial Spouse Louise E Swanson | FG2970 Marriage 25 Jan 1930 Negaunee, Marquette County, Michigan, USA 
| Male Walter John Koski |
| Birth | Abt 1908 | Gwinn, Marquette County, Michigan, USA |
| Death | 1971 | |
| Burial | ||
| Spouse | Louise E Swanson | FG2970 | |
| Marriage | 25 Jan 1930 | Negaunee, Marquette County, Michigan, USA |