Murphy was nominated by President Harry S. Truman on May 7, 1946, to a seat on the United States District Court for the Middle District of Pennsylvania vacated by Judge Albert Williams Johnson. He was confirmed by the United States Senate on May 21, 1946, and received his commission on May 27, 1946.
Murphy's appointment to the United States District Court for the Middle District of Pennsylvania was initiated by President Harry S. Truman on May 7, 1946, following Judge Albert Williams Johnson's vacancy. He received confirmation from the Senate on May 21, 1946, and his commission was granted on May 27, 1946.