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:
USS Thornback. USS Thornback SS in the Cooper River with Charleston in the background The Steeple is ST Philip's church and the large building to the right is the United States Custom House The year is The Thornback was just overhauled with sonar dome added just forward of her sail navsource org htm PDUSN USS Thornback SS