1The New York Genealogical and Biographical Record, Vol. 32, p. 112 (1901).
"DAVID CROSBY was born at Harwich, Mass., April 13, 1709. He was son of John and Hannah Crosby, grandson of Rev. Thomas and Sarah Crosby and great-grandson of Simon Crosby, of Cambridge, Mass. June 19, 1735, he married Reliance Hopkins, daughter of Samuel and Lydia Hopkins, granddaughter of Stephen and Mary (Merrick) Hopkins, great-grandaughter of Gyles and Katherine (Wheldon) Hopkins, he a passenger with his father, Stephen Hopkins, on the "Mayflower," 1620. Lydia Hopkins, a sister of Reliance, was wife of Joshua Crosby, and Elizabeth Hopkins, a cousin of Reliance and Lydia, was wife of Thomas Crosby, brothers of David Crosby. In 1749 David Crosby and family moved to Putnam (then Dutchess) County, N. Y., and settled on what was known as the Oblong. His tombstone and that of his wife are still standing in the Sear's Burying Ground at Southeast, his being of white marble, with angel's face and wings at top, and bearing the inscription: "In Memory of David Crosby the Elder who departed this life Oct. 20th 1793 in the 85th year of his age," and hers of slate stone: "In Memory of Mrs Reliance Crosbey wife of David Crosbey, who departed this life Feb 25th 1788 in the 75th year of her age." They had, certainly, four children, and probably seven, as follows:
1. David2, Jr., b. 1737, Harwich, Mass.; d. Nov. 16, 1816, Southeast, N. Y.
Susannah, b. 1740, Harwich, Mass.
Reliance Crosby, b. 1742, Harwich, Mass.
2. Abner Crosby, b. Dec. 25, 1744; d. May 5, 1813
Sarah Crosby (prob.), b. at Southeast.
Eli Crosby (prob.), b. about 1749; m. Rebecca Sears. He served in the 3d N. Y. Regt. during the Revolution, and d. Nov. 22, 1827.
Moses Crosby (prob.), b. about 1755; m. (1) Polly ------; (2) Abigail Foster. He also served in the 3d N. Y. Regt. during the Revolution, and d. July 2, 1821.".