Benjamin W. Dwight, The History of the Descendants of John Dwight, of Dedham, Mass. (New York, 1874)

Read in the archive.org full text for the Hatten research (Patricia Hatten's Browne–Chapin side: the pedigree, notable ancestors and famous kin, October 2026). Its account of the Pynchons, as ancestors of a Dwight wife:

• William Pynchon came "in 1630, with Gov. Winthrop, and began the settlement of Roxbury, Mass., being its principal founder ... In 1636 he removed to Springfield, Mass. (Indian, Agawam), and made a settlement there." "In 1650 he was censured for having published a work entitled 'The Meritorious Price of Man's Redemption' ... a book full of errors and weakness, and some heresy, which the General Court of Massachusetts condemned to be burned ... It was in 1652 that he left the new world, after 22 years' residence here, for his old home." "His wife, whose name is unknown to the author, d. in 1630, shortly after his arrival here." He "d. in [Wraysbury], Eng., Oct. 9, 1661, aet. 72" (the place name is garbled in the scan).
• John Pynchon, "b. in England in 1625, came to this country with his father when but 5 years old. He m. Oct. 30, 1645, Amy Wyllys, b. in England in 1624, (dau. of Gov. Geo. Wyllys of Hartford, Ct., and Mary [blank])." He represented Springfield in the General Court 1659, 1662 and 1663, was an Assistant for 21 years (1665-86), "was spoken of and addressed by the title of 'The Worshipful,'" and from 1692 to 1702 was Chief Justice of the Court of Common Pleas for Hampshire County. "In King Philip's war, in 1675, his brick house, built in 1660, was used as a fort for defense." "He d. Jan. 17, 1702-3, aet.
  76. His wife d. Jan. 9, 1698-9, aet. 74."
• Their children: Joseph (b. 26 July 1646, Harvard 1664, physician), Col. John (b. 15 Oct 1647), "Mary Pynchon, b. Oct. 28, 1650, m. Oct. 6, 1671 [sic], Joseph Whiting of Westfield, and had 2 children: 1. Mary Whiting, b. Aug. 19, 1672. 2. Joseph Whiting, b. Dec. 5, 1674," William (1653-1674) and Mehitable (1661-1663).