Edward Emerson enslaved Peg, who married Salem in 1784 after they had both gained their freedom.
On April 24th, 1784, "Salem a Negro formerly a Servant to Capt. John Bourne & Peg a Negro formerly a servant to Mr Edward Emerson, both of Wells, intend marriage"
The handwritten transcription of the original record was by Joshua Hubbard, "Copy of births, marriages & deaths taken from Wells town books of record", 1860, R. Stanton Avery Special Collections Department, NEHGS, Boston, MA
Bibliography:
"Copy of births, marriages & deaths taken from Wells town books of record" - Joshua Hubbard, 1860, R. Stanton Avery Special Collections Department, NEHGS, Boston, MA. Accessed online at https://www.americanancestors.org/DB1689/i/39960/44/1044296696