Officer at periscope in control room of a U.S. Navy submarine in World War II. The officer pictured is Captain Raymond W. Alexander, Sr. and the photo was taken in 1942.
Submarine monocular attack periscope
Torpedoed Japanese destroyer Yamakaze(英语:Japanese destroyer Yamakaze (1936)) photographed through periscope of USS Nautilus( USS Nautilus (SS-168)), 25 June 1942.