This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
South Dakota class Contract Plan Midship Section Type Details. en Bureau of Construction and Repair drawing contract plan showing the Midship Section Type Details for the cancelled South Dakotaclass battleship navsource org htm navsource org image link Navy Bureau of Construction and Repair Custom marker PDUSGovMilitaryNavy