Middleton, Sidney Lynn
Navy Machinist’s mate 1

Sidney Lynn Middleton, age 26, from Canyon County Nampa, Idaho .

Service era: Vietnam

Date of death: Wednesday, April 10, 1963
Death details: Killed aboard the atomic submarine Thresher when the ship went missing 220 miles East of Cape Cod, Massachusetts

Source: ussthresher.com, Associated Press (1963), oneternalpatrol.com