The following data is extracted from Genealogy and Biography of Ontario County, New York.
Thomas (3), son of Joseph Sawyer, was born in Lancaster, 1710, died at Bolton where he settled when a young man, March 31, 1797, aged eighty-seven. The date of his death was found on his gravestone. He built a mill on Jackson pond in Winchendon in 1765, and one in Otto river for his son Thomas in 1762-63. He also built mills in Baldwinsville in T767-68. He deeded land in Templeton to his son Abner. September 3. 1763, lots 5. 6. 36, 50, and others. He deeded land to his son Hooker, July 7, 1766. He married Elizabeth --, who died May 28, 1761. aged fifty-one years, one month, and eighteen days. Children, born in Bolton: Abraham, September 19, 1737, died young; Thomas,
February 6. 1739-40, mentioned elsewhere; Abner, May 9, 1742, married Hannah Piper, May 26. 1763; Hooker, November 3, 1744, married Relief Whitcomb, October 2, 1766; Elizabeth, Jnne 12, 1747; Joseph, July 26, 1750, died young.
Source: Genealogy and Biography of Ontario County, New York