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Title | Collection Number And Name | Photo Number |
26 |
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Explosive charge detonating in the snow. | P0393 Avalanches Photograph Collection | P0393n1_12_11a |
27 |
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Pack howitzer used in avalanche control at Alta. | P0393 Avalanches Photograph Collection | P0393n1_13_14 |
28 |
|
Pack howitzer used in avalanche control at Alta. | P0393 Avalanches Photograph Collection | P0393n1_13_15 |
29 |
|
Large gun used in avalanche control at Alta. | P0393 Avalanches Photograph Collection | P0393n1_13_16 |
30 |
|
105mm recoilless rifle firing for avalanche control near Alta Ski Area. (blurred photograph is result of firing) | P0393 Avalanches Photograph Collection | P0393n1_13_19 |
31 |
|
Firing of a 105 mm recoilless rifle by the U.S. Forest Service for avalanche control, near Alta Ski Area. The photograph is blurred due to the concussion. | P0393 Avalanches Photograph Collection | P0393n1_13_20 |
32 |
|
View of Sunnyside lift in Alta during the summer. | P0393 Avalanches Photograph Collection | P0393n1_14_02 |
33 |
|
Avalanche Research Center, Alta, Utah | P0393 Avalanches Photograph Collection | P0393n1_14_03 |
34 |
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Avalanche lines drawn on a photo of Alta. | P0393 Avalanches Photograph Collection | P0393n1_14_04 |
35 |
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Avalanche lines drawn on a photo of Alta. | P0393 Avalanches Photograph Collection | P0393n1_14_05 |
36 |
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Precipitation intensity test at Alta, Utah. | P0393 Avalanches Photograph Collection | P0393n1_17_31 |
37 |
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Testing snow penetration using a penetrometer at Alta. Foreground, Dick Stillman of Berthoud Pass, Co. | P0393 Avalanches Photograph Collection | P0393n1_17_33 |
38 |
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Taking samples of different snow layers for weight to find out water content. Right, Ed LaChapelle of Alta, Utah. | P0393 Avalanches Photograph Collection | P0393n1_17_34 |
39 |
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Avalanche map | P0393 Avalanches Photograph Collection | P0393n1_17_35 |
40 |
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Snow settlement test at Alta Utah. | P0393 Avalanches Photograph Collection | P0393n1_17_39 |
41 |
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Snowfall intensity test at Alta, Utah. | P0393 Avalanches Photograph Collection | P0393n1_17_42 |
42 |
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One of the early Avalanche classes held every other year at Alta. Some of the individuals in the photo are John Hurbert, Gordon VanBuren, Ed LaChappelle, Monty Atwater, and Dick Stillman. | P0393 Avalanches Photograph Collection | P0393n1_18_12 |
43 |
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Ski Patrol observing skiers at Alta. | P0393 Avalanches Photograph Collection | P0393n1_19_04 |
44 |
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Avalanche school role playing an avalanche rescue [1] | P0393 Avalanches Photograph Collection | P0393n1_19_08 |
45 |
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Avalanche school role playing an avalanche rescue [2] | P0393 Avalanches Photograph Collection | P0393n1_19_09 |
46 |
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Avalanche school role playing an avalanche rescue [3] | P0393 Avalanches Photograph Collection | P0393n1_19_10 |
47 |
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Avalanche school role playing an avalanche rescue [4] | P0393 Avalanches Photograph Collection | P0393n1_19_11 |
48 |
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Avalanche school role playing an avalanche rescue [5] | P0393 Avalanches Photograph Collection | P0393n1_19_12 |
49 |
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Avalanche school role playing an avalanche rescue [6] | P0393 Avalanches Photograph Collection | P0393n1_19_13 |
50 |
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Avalanche school role playing an avalanche rescue [7] | P0393 Avalanches Photograph Collection | P0393n1_19_14 |