American self-propelled seaplane wrecking derrick YSD41 in 1945

Dimensions 104.0 x 31.2 feet. Superior Diesel. Horsepower 640shp. Crane capacity 10 tons. Allocation 1st district. Built by Navy Yard, Norfolk in 1943.

Source

Bureau of Ship. Navy Department. Ships’ Data US Naval Vessels. Vol III. Auxiliary, district craft and unclassified vessels, 15 April 1945