71 A.2d 796 Commonwealth, Appellant, v. Thatcher. Supreme Court of Pennsylvania.Argued January 13, 1950. March 20, 1950. Criminal law — Double jeopardy — Misdemeanor — Acquittal — Felony — Subsequent prosecution — Act of March 31, 1860, P. L. 427. 1. One who has been acquitted by a jury of involuntary manslaughter may not thereafter […]