Supervisor is seen speaking to workers at a construction site. Several men lean on shovels. Scene shifts to porch of a building displaying sign identifying it as belonging to the National Maritime Union of the CIO. Two men stand on the porch and a large American flag is displayed. In downtown area, a sign on a porch reads: "Comitelocal Union Republikana" (Local Union Republican Committee). A flag fluttering in the breeze contains words: "Pan-Tierra-Libertad." Glimpse of the Puerto Rico Capitol Building with American flag at front. View of Port of San Juan from airplane flying over waterfront. Another view, from the street, of the Capitol building. Glimpse of wooden ships in harbor. Sign on building reading: "Consulado del Uruguay."
Lowland portions of the island in Puerto Rico. A coastal area with buildings and palms. Sugar farms with farmers at work. Hills at Manati. Trees bearing fruits. Women work in a refinery. Farms on mountains.
Coffee plantation in Puerto Rico. Men work at a coffee plantation. Men separate beans from chaff. A crowded market place in Ponce. A vendor holds a bunch of bananas.
An orphanage and a mission school in Puerto Rico. Children having their meals at the orphanage. They attend health classes in the compound of a mission school. Girls at a summer camp. The girls on a car.
Operations of the Hurricane Hunters at Ramey Air Force Base in Puerto Rico. A duty officer removing a weather report from a teletype machine. He hands the report to Major Stewart. A sign with the insignia of the 53rd Weather Reconnaissance Squadron on a wall. A pilot in the cockpit of a United States Air Force Lockheed WC-130 Hercules in flight overhead.
Operations of the Hurricane Hunters at Ramey Air Force Base in Puerto Rico. A data sheet being removed from a dropsonde read-out instrument aboard a United States Air Force Lockheed WC-130 Hercules. A sign at the entrance of a building reads: 'Welcome to Ramey Air Force Base, Home of the 72nd Bomb Wing (H), 72nd Combat Support Group'. The Lockheed WC-130 Hercules aircraft taxiing at the air base. Buildings in the background. The airplane in flight overhead. A duty officer removing a weather report from a teletype machine. He hands the report to Major Stewart.