| Alvin David Portlock (1863 - 1931) |
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| Sarah J. Atkinson (1868 - 1932) |
| M. C. Damuth | Leola Francis Portlock |
| b. 4 April 1883, Villisca, Montgomery County, Iowa d. 25 April 1956, Helena, Lewis and Clark County, Montana br. Forest Dale Cemetery, Helena, Montana occ. rel. cen. prc. |
b. 29 November 1888, Montgomery County, Iowa d. 23 January 1968, Helena, Lewis and Clark County, Montana br. occ. rel. cen. 4 June 1895, Scott Township, Montgomery County, Iowa prc. |
| Harry Damuth Mona Damuth |