House of Refuge at Gilbert's Bar Museum postcard. Caption on back reads "This 35' tower was erected by the U.S. Coast Guard during World War II as an observation post for submarines and enemy agents."
House of Refuge with watchtower. Caption: House of Refuge Museum, Hutchinson Island, Stuart Florida, State Historical Memorial. Built in 1875 to aid shipwrecked sailors. Now a unique maritime museum - and a haven for sea turtles. Number 123359