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:
ROKS Sam Kak San . Photo NH Sam Kak San South Korean submarine chaser formerly USS PC At the Mare Island Naval Shipyard California on June following transfer to the South Korean Navy At left is her sister ship Kum Kang San Korean PC Note railway crane on the wharf dualpurpose gun mounted on Sam Kak San's foredeck and USS Polaris