McMAHON, Gregory, a Representative from New York; born in New York City, March 19, 1915; attended a parochial school; was graduated from St. John’s Prep School, Brooklyn, N.Y., in 1933 and from St. John’s University, Brooklyn, N.Y., in 1938; also attended St. John’s Law School 1939-1941; certified public accountant since 1939; taught at St. John’s College 1939-1942; served in the United States Navy as an ensign from December 1941 to October 1945, serving in the Pacific; elected as a Republican to the Eightieth Congress (January 3, 1947-January 3, 1949); unsuccessful candidate for reelection in 1948 to the Eighty-first Congress; accountant and tax consultant; was a resident of Garden City, N.Y., until his death in 1989.