- Inscription: Jas. M. Clark Jr. Co. A 18 NH Inf
- Birth Date: 2/12/1828
- Birthplace: Epsom, NH US
- Death Date: 3/16/1916
- Death Location: Pittsfield, NH US
- Spouse: Martha E. (unknown) Clark
- Cemetery: Gossville/Hopkinson Cemetery, Epsom, NH (22)
- Location: Epsom, NH US
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