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 Thresher SSN sail sunk mosaic. history navy mil Photo NH Wreck of USS Thresher SSN Mosaic of the sail The conning station is at Arrow upside down with the leading edge to the left in this photograph The sail planes are completely reversed Below the sail is torpedo shutter door An air bottle is at Actuating gear for torpedo