Data source is the 1971 self published book by Richard Glenn Huffman [deceased], "George Muma Genealogy".
Listed in the 1850 census as idiotic
Father:David MUMAW (b. 28 FEB 1781, Hempfield Twp., Lancaster Co., PA - d. 16 JUL 1867, Westmoreland Co., PA) Mother:Maria "Mary" NEWCOMER (b. BET 1780 AND 1789 - d. 15 MAR 1856)