Biographical Sketch (1932):1372, p. 188. "John Conrad Musser was born July 13, 1789 in York County, Pennsylvania. He was a son of Samuel and Anna Maria. He likely died before Samuel’s death, as he is not mentioned in his will."

1789 Baptism:1568, v. 2, p. 234. John Conrad Moser of Samuel and Anna Maria, born June 31, 1789, baptized August 15, 1789. Performed at Christ Lutheran Church.