The Ship - Roeder-Johnson
A Day Shape. This one, when raised to the masthead means "Restricted in Our Ability to Maneuver", undoubtedly used when the ships subsea radio transceiver was deployed to hunt U.S. nuclear submarines.

A Day Shape. This one, when raised to the masthead means "Restricted in Our Ability to Maneuver", undoubtedly used when the ships subsea radio transceiver was deployed to hunt U.S. nuclear submarines.