John Merrill Farnsworth
- Born: 12 Sep 1841, Peterborough NH
- Marriage (1): Mary Elizabeth Sumner on 1 Oct 1865 in Nashua NH
General notes:
Silversmith and watchmaker
Events in his life were:
- He worked circa 1866-1880 as a silversmith, watchmaker, and jeweler in Nashua NH with a shop at No. 4 Ayer's Block on Main Street.
- He appeared on the census in 1870 in Nashua NH. Listed as a jeweler.
- He appeared on the census in 1880 in Nashua NH. Listed as a jeweler.

- Example: Tradecard, circa 1880, in Private Collection.
John married Mary Elizabeth Sumner on 1 Oct 1865 in Nashua NH. (Mary Elizabeth Sumner was born on 3 Sep 1849 in Nashua NH.)
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