About Martha Evelyn Allen
She died very young, I imagine in childbirth
ALLEN, M. Evelyn (MAYNARD)
Died in Brooklyn, Massachusetts, on the 16th instant, Mrs. M. EVELYN, wife of A. H. ALLEN, and only daughter of Arba MAYNARD, Esquire, of Boston, aged 25 years. Mrs. A. leaves a large circle of relatives and friends to mourn their irreparable loss.
--The Elizabethtown Post, 29 April 1853