A chimpanzee at a zoo in California, United States. The chimpanzee fills a small pool with water. The chimpanzee gets into the pool and plays. It drags a duck into the pool. The duck runs out of the pool.
Exterior view of San Francisco National Guard Armory building at the corner of Mission Street and 14th Street in San Francisco, California, United States. Soldiers of 250th Coast Artillery exit the armory building with gear, load up into trucks, drive, and enter Camp McQuade in California, during World War 2. Artillery guns parked to the side as men jump from trucks. View of tent encampment. Men in the foreground set up tents.
Models display latest designer clothes in California, United States. A model removes her overcoat to display her elegant tube-top gown. Woman showing a cocktail dress. Another model displays a wedding dress and veil. A woman wears a black corset over her clothes. Woman removes corset and circle skirt to show her matching bikini top and bottom. Models display other designs as well.
The various types of drills and bits used for drilling into rocks in the United States. A Corliss air compressor that furnishes air power for rock drilling. Men in a mine in northern Michigan as they work with rotator hammers to sink a shaft 1700 feet below the surface. Six workers drill with rotators. A worker drills into the wall and roof of the mine. An auger rotator being used to drill into a soft ore bench.
A demonstration about clearing underwater obstacles and mines in Florida, United States. A sign on a paper reads 'Project 211 Boat Bumper '. A Landing Craft Mechanized with a 5 inch thick steel pipe bumper attached to its front at a beach. The boat bumper being used to clear Japanese rails and scaffolding at sea. The LCM with the bumper heads towards a Japanese type log scaffolding. The steel bumper aids a tank to be unloaded from the LCM at the beach. A seal on a paper reads ' 100 % completed '.
A demonstration about clearing obstacles and mines with explosives in Florida, United States. A sign on a paper reads 'Project 122 LVT (2) Drone '. A radar guided LVT (2) Drone female boat loaded with explosives underway at sea towards a target. A man aboard a male boat guides the course of the female boat as he works on the controls. The female LVT ( Lading Vehicle Tracked ) changes its course. The man aboard the male LVT looks at the female LVT through binoculars. The female LVT Drone reaches a beach and heads towards a pill box. The female LVT stops near the pill box and 6000 pound explosives loaded onto it get detonated. An explosion occurs and a seal on a paper reads ' 40 % completed '.
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