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Adak Alaska USA 1943 stock footage and images

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A steel drill being hammered repeatedly during its processing at a factory in the United States.

The various types of drills and bits used for drilling into rocks in the United States. Men work on a drill steel heating furnace and sharpener as they prepare the drill steel by repeated hammer blows. The drill steel being hammered repeatedly. A man inserts a sharpener into the steel as they prepare it for auger drill.

Location: United States USA
Date: 1921
Duration: 2 min 1 sec
Sound: No
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675058839
Demonstration about placing of wall and castle charges and the resultant explosion in the United States.

A demonstration shows hand charges being placed and exploded against a wall in the United States. Soldiers place wall charges against a concrete wall. Men place explosive packs on an elevated platform against the concrete wall and explosion occurs. A U shaped gap is created as a result of the explosion. Tanks pass through it. Soldiers place castle charges on an elevated platform about 2 feet above the ground. Men place 66 packs of explosives against the wall. Explosion occurs creating a gap. Tanks pass through the gap. (World War II period).

Location: United States USA
Date: 1944
Duration: 2 min 4 sec
Sound: Yes
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675058850
Demonstration about bar charges and the resultant explosion creates a gap in a wall in the United States.

Demonstration shows bar charges being placed and exploded against a wall in the United States. Four 34 pound charges being placed against a concrete wall and being detonated. An explosion occurs. As a result of the explosion four bore holes having a diameter of 5 inches occur. The holes being cooled with water. The holes being filled with 90 pound of C-2 explosives. Charges being detonated and explosion occurs. A gap results and a tank passes through it.

Location: United States USA
Date: 1944
Duration: 60 sec
Sound: Yes
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675058851
A demonstration about creating a gap in a 45 degree sloping wall with the help of bar charges in the United States.

A demonstration shows bar charges being placed and exploded against a wall in the United States. The face of a 45 degree sloping wall. Bar charges are placed on the wall by soldiers. The soldiers place the bar charges on the face of the wall to demolish it. An explosion occurs and billows of smoke rise. The explosion results in an 18 feet wide gap. A United States Army tank passes through the gap. (World War II period).

Location: United States USA
Date: 1944
Duration: 1 min 17 sec
Sound: Yes
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675058852
A demonstration about creating a gap in a 30 degree sloping wall with the help of bar charges in the United States.

A demonstration shows bar charges being placed and exploded against a wall in the United States. The face of a 30 degree sloping masonry wall. 24 packs of bar charges are placed on the face of the wall. An explosion occurs and smoke rises. The explosion results in an 18 feet wide gap. A U.S. Army tank passes through the gap. 24 packs of bar charges are placed at the center of the masonry wall. An explosion occurs and billows of smoke rise. A 16 feet wide gap is created and a U.S. Army tank passes through the gap.

Location: United States USA
Date: 1944
Duration: 1 min 27 sec
Sound: Yes
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675058853
A demonstration about creating gaps in various walls and obstacles with the help of bar charges in the United States.

A demonstration shows bar charges being placed and exploded against a wall in the United States. Soldiers place bar charges on a Japanese stump wall. 24 packs of bar charges are placed on the wall for detonation. An explosion takes place and smoke rises. The explosion results in a 12 feet wide gap in the wall and tanks pass through the gap. The bar charges are placed on a five feet high Japanese log wall. An explosion occurs and a 15 feet and 3 inches wide gap is created. A U.S. Army tank passes through the gap. 24 packs of bar charges are placed on a Japanese wall and an explosion occurs. Smoke rises due to the explosion. A U.S. Army tank passes through the 16 feet wide gap created in the wall. The soldiers near the bar charges. They place the charges under water for a detonation. A steel obstacle. The bar charges are placed at the joint of a member of a steel fence for a detonation. (World War II period).

Location: United States USA
Date: 1944
Duration: 2 min 23 sec
Sound: Yes
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675058854
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