Captain Gilbert Carlton Mast who retired in 1963, died in the Washington, D.C. area on April 30, 1976. He had resided in Bethesda, Maryland since 1969. Captain Mast joined the Coast and Geodetic Survey as a Deck Officer in 1928 after having obtained his degree in civil engineering at the Virginia Polytechnic Institute. He served most of his over 34-year career in the field of hydrographic and geodetic operations including duty in Alaska and the Philippines which included service on 11 different Coast and Geodetic Survey ships and 14 different geodetic field parties working throughout the continental U.S. and Alaska. During World War II Captain Mast was recognized for having served the War and Navy Departments on projects assigned the Coast and Geodetic Survey. He was a graduate of the Armed Forces Staff College and was a registered professional engineer. Captain Mast served as Office in Charge of the Coast and Geodetic Survey Regional Office in Kansas City and as District Officer in Seattle. He was Chief, Operations Division, Office of Oceanography, Washington, D.C., at the time of his retirement.

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NOAA CORPS BULLETIN, 5/1/1976