A training film depicts workings of M4 tanks during World War II. An M-4 tank in a field in the United States. An officer stands near the Sherman tank and speaks about the activities of the tank crew who are preparing the tank to fire. The activities of the crew include closing of hatches by the driver and the gunner and getting inside the tank, the setting up of a periscope and checking of a machine gun, the adjustment of a stabilizer with a gun and the inspection of ammunition by the loader and raising of the periscope. The tank is properly checked and maintained. Interior of the tank. The gunner inside the tank. The gun is adjusted. The gun is moved and set up according to the target. Adjustment of the gun to the target by turning knobs. A man watches through the periscope and the gun is ready to be fired.
A film depicts the damages and effects of avalanches. Mountainous region in the United States. Snow covered mountains. Heavy damage and loss of life is caused due to avalanches. A man trudging through snow and walking uphill. The soldiers should know to deal with the situations during avalanches. (World War II period).
A film depicts the damages from and causes of avalanches. Mountainous region in the United States. Snow covered mountains. The classification of avalanches. They are classified according to the type of snow of which they are composed of. The avalanches caused by dry snow and wet snow are described. A diagram depicts the occurrence of the wind slab avalanches. It shows the wind crust, air pocket, powder snow and ground slope.
A film depicts the causes of avalanches. Mountainous region in the United States. Snow covered mountains. An avalanche in progress, as seen from a safe position to the side. Group of skiers on the mountains ski downhill. The microscopic studies of snow. A man looking at the snow crystals under a microscope. A diagrammatic representation of the snow crystals. The causes of the occurrence of the avalanches are explained.
A film depicts the causes of avalanches. Mountainous region in the United States. Snow covered mountains. Men standing and working in the area. Every new snowfall adds a new layer of snow on the crust. The phenomenon is explained. The collection of the layers of snow and the occurrence of avalanches is explained. A diagram shows the phenomenon. Men trudging through the snow. Animated diagram shows the occurrence of avalanches.
A film depicts the causes of avalanches. Mountainous region in the United States. Snow covered mountains. Shows and explains how wind causes dangerous cornices. The blowing of heavy wind continuously in the same direction can cause avalanches. A diagram shows the procedure. The occurrence of avalanches can be predicted with the help of several devices. A man holding a tube known as snow sampler. He prepares the tube for the purpose of prediction of avalanches. Men working in the test area. A spanner wrench is placed in the snow. The tube is placed on the wrench to predict the avalanche. Men digging up trench in the snow to inspect the layers of the snow. They measure the thickness of the layers. The observations are recorded. A chart depicts the observations.
CRITICALPAST.COM: About Us | Contact Us | FAQs - How to Order | License Agreement | My Account | My Lightboxes | Shopping Cart | Advanced Search | Featured Collections | Website Terms & Conditions | Privacy Policy | Links ©2024 CriticalPast LLC.
License Agreement |
Terms & Conditions |
Privacy Policy
©2024 CriticalPast LLC.