found: Tyson, S. Life of Elisha Tyson, the philanthropist, 1825:p. 121 (d. 2/16/1824, at the age of 75)
found: Dubin, A. Tyson family and collateral lines, 1948:p. 3 (Elisha Tyson; early in life a merchant and miller; later in life involved in philanthropy and the anti-slavery movement; b. 2/18/1750; d. 2/16/1824)
found: NUC pre-1956(Tyson, Elisha, 1750-1824)
found: Appletons' cyclopaedia of Amer. biog., 1888(Tyson, Elisha; philanthropist; member of the Society of Friends; abolitionist; b. 1749; d. 2/16/1824)
found: MWA/NAIP files(hdg.: Tyson, Elisha, 1750-1824)