The Henry Dreyfuss New York Central Mercury locomotive in Harmon, New York. A man works on controls as he operates the new streamlined steam engine, Mercury. Mercury being run along side an old steam engine during a test by the New York Central. Mercury races ahead of the old engine. Mercury on track.
Hank Polakis wear an air conditioned suit to beat the heat in summers in Gila Centre, Arizona. Hank Polakis displays a self designed clothes with air pumps below his shoes and pipes from the pumps run to different parts of the body. Polakis walks down a street as the air pumps supply constant breeze to him lowering the temperatures.
Operation Plumbbob atomic bomb testing in Nevada, United States. A plastic balloon carries an atom bomb at the Yucca Flats proving ground. A technician at the controls with a monitor showing the image of the balloon. Engineers and newsmen wear dark glasses. An atomic explosion occurs, and a mushroom cloud is formed. Marines huddle in a trench. Helicopters in flight as they carry the marines to the site of the explosion.
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 with charges and explosives in Florida, United States. A man puts a seal on a paper that reads ' 100 % completed '. A sign on another paper reads 'Project 219 Reddy Fish'. Reddy fish explosives mounted on a torpedo at a beach in Florida for clearing underwater obstacles and mines. Reddy fish explosives aboard a Landing Craft Mechanized underway at sea. Reddy fish explosives being launched with the help of a torpedo. A fiery flare appears and the torpedo demobilizes. A man preses a remote control button and Reddy fish explosives detonate causing an explosion in water. The resultant 60 feet passage blasted by the explosive. A man puts a seal on a paper that reads ' 81 % completed '. A sign on a paper reads ' Project 228 Hell Fish '. Hell Fish, a 1700 pound explosive charge, is attached to a Mark13 torpedo. The Hell Fish being launched at sea. An explosion occurs in water due to detonation. A passage cleared as a result of the explosion for landing crafts. A man puts a seal on a paper that reads ' 81% completed '.
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 '.
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