"For his third wife he [John Sill] m. 22 Sept., 1783, Lucy (Mather) Peck, … widow of Nathaniel Peck, and daughter of Samuel Mather and Deborah Champion. … He had no issue by her."
"Sill, … John, Lieut., m. wid. Lucy Peck, b. of Lyme, Sept. 22, 1783 [2:25]"