San Juan, Puerto Rico
February 20, 1941
U.S. Army Engineers, El Morro Fortress
San Juan, Puerto Rico
March 10, 1948
U.S. Navy Carribean Maneuvers
San Juan, Puerto Rico. February 20, 1941.
El Morro Fortress. Parks Johnson and
Wally Butterworth look over El Morro
Fortress with Maj. General Edmund L. Daley.
