The three children found in Tyringham, MA are: Hastons Jefferson Jennison (20 Mar 1805); Mehitable Singletary Jennison (7 Apr 1802); and Reuben (25 Mar 1807).
Mass internment??!! Where is that? Sounds like an epidemic.
Perley had a daughter Jerusha who married David Clodfelter. She died in 1848 in either Indiana or Iowa, possibly in childbirth.