Data source is "The Mumma Family of Cumberland, Pennsylvania" book by Samuel Hertzler Mumma 1962
The Brenneman History by Albert H. Gerberich 1938 p. 50
Father:John A. GROUSE (b. 1862 - d. 17 MAR 1935) Mother:Mary BRANDT (b. 27 JUL 1868 - d. 20 FEB 1934)
Spouse 1:Robert Roy MUMMA (b. 2 AUG 1896, Mechanicsburg, Cumberland Co., PA - d. 15 SEP 1951, Mechanicsburg, Cumberland Co., PA)
Children:
1. Robert R. MUMMA (b. 11 NOV 1922, Cumberland Co., PA - d. 7 JUL 1993, Mechanicsburg, Cumberland Co., PA)