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Baltimore Maryland USA 1958 stock footage and images

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Barrage balloons being released for surveillance over the Pacific during World War II.

Barrage balloons being released in the United States during World War II. Barrage balloon anchored at a football field in northwest United States. At the North west defense command headquarters areas to be protected are being spotted on a map. Orders for the release of the barrage balloons being sent through telephones to the various Commanders. Barrage Balloons being released from the football field to keep an eye over the Pacific. Barrage balloons in flight.

Location: United States USA
Date: 1942
Duration: 40 sec
Sound: Yes
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675059547
Anti aircraft guns being revealed from their hidden positions under houses and haystacks in the United States.

United States Anti Aircraft guns ready for use in a coastal area in case of air raid during World War 2. Anti aircraft gun crew man their positions to meet an air raid. Dwellings and haystacks give way to anti aircraft gun hidden under coverings that camouflage them. Roofs of houses being removed as guns are raised. A roof top tennis court moves to the side as an anti aircraft gun is raised.

Location: United States USA
Date: 1942
Duration: 52 sec
Sound: Yes
Color: Monochrome
Clip Type: Edited
Language: English
Clip: 65675059549
A severe avalanche, Alta, Utah as Army carries on rescue work.

A documentary 'Avalanche to Order' about the dangers posed by avalanches in the mountainous regions of the United States. Snow covered mountains as men and women ski along the slopes. A man ski down a slope. An area affected by Avalanche in Alta, Utah. Aftereffects of the avalanche like uprooted trees. Army personnel arrive for rescue work in the area. Machines being used to clear snow from an area. Dozer pushes the snow and rotary blows it up. Men clear the snow with shovels. A wrecked car being recovered from under the snow.

Location: Alta Utah USA
Date: 1950
Duration: 3 min 31 sec
Sound: Yes
Color: Color
Clip Type: Edited
Language: English
Clip: 65675059567
Figures depict terrains susceptible to avalanches and the weather factors that lead to an avalanche in the United States.

A documentary about the dangers posed by avalanches in the mountainous regions of the United States. A figure about the avalanche angles depicting the anger of avalanche to be high at slopes above 40 degrees. Avalanche terrain at Mount Superior in Alta, Utah. Snow covered Halgate cliff. A figure depicts the avalanche fracture points on straight, convex and concave slopes. An avalanche comes down a slope. Snow water falls down a cliff and gives boost to its velocity. A snow covered house. A man walks on a snow covered surface. Snow waves blow from a mountain peak. A snow storm blows above a canyon. A figure depicts various weather factors that cause avalanche like rate of fall, wind force, temperature and wind direction.

Location: Alta Utah USA
Date: 1950
Duration: 3 min 9 sec
Sound: Yes
Color: Color
Clip Type: Edited
Language: English
Clip: 65675059568
Various factors leading to avalanche like snow fall, wind force, wind direction being measured.

A documentary about the dangers posed by avalanches in the mountainous regions of the United States. A snow stake being used to measure th depth of snow. Reading shows 11 feet depth of snow. Heavy snow fall takes place. Snow stakes shows the reading of fresh snow fall as 2 feet. Wind force being measured with the help of anemometer. Strong wind blows during snow fall. A man on ski board as he climbs up a slope. Wind wane indicates the wind direction. Snow load along the slope. A vehicle covered with snow. An avalanche plunges down a mountain.

Location: Alta Utah USA
Date: 1950
Duration: 1 min 39 sec
Sound: Yes
Color: Color
Clip Type: Edited
Language: English
Clip: 65675059569
Snow rangers conduct various tests to check for the occurrence of an avalanche.

A documentary about the dangers posed by avalanches in the mountainous regions of the United States. A snow ranger works on past records and data to predict the occurrence of avalanche. A hydrothermograph. A ranger crushes snow and blows it up. Another ranger checks for unsettled snow. A ranger checks for damp snow on a car to predict an avalanche. A ranger skies down a slope. He hits at fracture points to check out the possibility of an avalanche.

Location: Alta Utah USA
Date: 1950
Duration: 1 min 36 sec
Sound: Yes
Color: Color
Clip Type: Edited
Language: English
Clip: 65675059570
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