President Herbert Hoover on the U.S. Battleship Arizona (BB-39) headed to Puerto Rico and the Virgin Islands. The President's flag flies on the ship. Crew of the Arizona drape themselves across the superstructure and guns of the battleship to be photographed with President Hoover. The President seated in a wicker chair at the center of the picture. President Hoover visits Charlotte Amalie, the Capital of the U.S. Virgin Islands. A sailor jumps onto the dock from the boat carrying the President. Herbert Hoover is met by the Virgin Islands Governor, Paul Pearson. who escorts him to a car. Hoover gets into the car with Governor Pearson and they proceed in a motorcade through Charlotte Amalie. The sidewalks are filled with spectators. President Hoover and the Governor Pearson watch a parade of students from a raised gazebo in a park.
A documentary titled: 'Hurricane Circuit' on Weather Bureau's Hurricane Warning Center in Miami, Florida. View of the Caribbean Sea. People standing at a harbor. Several boats anchored at the harbor. The people load their produces in the boats. Men and women standing on a pier. A car passing on the pier. A woman carrying a container on her head walking along. The Caribbean Sea and Florida located on an animated map. Florida is known for its forests, phosphate industry, farms, cattle and winter sports. Key West, Tampa and Miami located on the map. Aerial view of houses and buildings along a sea shore. Animation shows the movement of a hurricane. Rubbled houses and buildings. The Capitol building in the foreground. Buildings of the Navy Department. The building of the Hurricane Warning Weather Bureau Forecast Center in Miami. Men and women working inside the building. A woman and a man typing a document on tele typewriter. Animation shows how and from where the weather information is received. Cloud and sea condition, parametric condition, temperature and pressure conditions are analyzed.
A German Submarine moves through heavy seas in the Caribbean. Water breaks on the submarine's bow. View of the crew cabins inside the submarine. Sailor rests inside his cabin. A sailor decorates a miniature Christmas tree. Food prepared inside kitchen. Calendar date reads 'December 24'. Sailors celebrate on Christmas Eve. Sailors are shown a miniature ship model and a cactus plant. All burst in laughter. View of the horizon as seen from the submarine's deck.
A film titled 'Fire at sea averted by crew heroism' shows American liner Viking Princess emitting smoke due to a fire that occurred in its engine room in Windward Passage in the Caribbean. Except for two, all the other 496 passengers were safely evacuated by the crew. Passengers arrive at Miami airport from a United States Naval Base in Guantanamo Bay in Cuba. Passengers meet their family and friends.
Opening scene shows a Navy anti-submarine warfare SH-3A helicopter, of ASM Squadron HS-11, from Carrier Anti-Submarine Air Group 52 (CVSG-52) on the Carrier USS Wasp (CVS-18). It is filmed from another nearby helicopter as it executes a "dippiing sonar" procedure during fleet maneuvers in the Caribbean Sea. .It is seen lowering an ASW tranducer, into the water by means of a cable. The helicopter remains in a hover throughout the sequence, with the sonor buoy deployed.
The research vessel,"Knorr," at harbor in Woods Hole, Massachussets. Oceanographer Robert Duane Ballard and crews of "Knorr", and "Lulu" prepare for Caribbean expedition, by test diving the deep sea submersible, "Alvin" in local waters. Mr.Ballard discusses his techniques to study the evolution of the Earth's surface. Ballard leaves the Knorr, aboard a skiff, and proceeds to the mother ship,"Lulu", where the deep diving submersible, "Alvin" is kept. Crewmen make adjustments to the "Alvin" and lower it by winches and cables, through an opening in the "Lulu" deck. Ballard and his pilot enter the Alvin for an 8 hour operation check run. Rear view of Alvin bobbing in the open space within the Lulu. several smimming divers release lines from the Alvin. An operator aboard the Lulu clears the Alvin for a dive. The research vessel moves underwater. Underwater views of the Alvin. Interior views of the Alvin, showing instruments and meters. At 3000 meters depth, they are in complete darkness, and the pilot turns on lights. Ballard notes underwater features. A surge of sand and mud rises from the Alvin's propeller. He takes photographs of creatures and sea bottom. The Alvin surfaces after the dive and is met by swimmers who dive from the Lulu, and climb aboard to assist in the return and securing of the deepsea submersible in its berth aboard the mother vessel, "Lulu."