151 - 175 of 252
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TitleCollection Number And NamePhoto Number
151 Fracture line running through snow defense structures.P0393 Avalanches Photograph CollectionP0393n1_12_21
152 Fracture line running through snow defense structures.P0393 Avalanches Photograph CollectionP0393n1_12_22
153 View of cornice fencing during the spring/summer.P0393 Avalanches Photograph CollectionP0393n1_12_23
154 View of cornice fencing during the spring/summer.P0393 Avalanches Photograph CollectionP0393n1_12_24
155 View of cornice fencing during the spring/summer.P0393 Avalanches Photograph CollectionP0393n1_12_25
156 View of cornice fencing during the spring/summer.P0393 Avalanches Photograph CollectionP0393n1_12_26
157 Men preparing to blast mountain as a part of avalanche control on Mt. Superior.P0393 Avalanches Photograph CollectionP0393n1_13_01
158 Ski Patrol and National Forest Service examining avalanche control guns.P0393 Avalanches Photograph CollectionP0393n1_13_02
159 Ski Patrol and National Forest Service examining avalanche control guns.P0393 Avalanches Photograph CollectionP0393n1_13_03
160 Men shooting 75 recoilless to prevent an avalanche.P0393 Avalanches Photograph CollectionP0393n1_13_04
161 Men with 75 recoilless used in avalanche control.P0393 Avalanches Photograph CollectionP0393n1_13_05
162 Forest Service Supervisor, F.C. Koziol, and area owner, Zane Doyle, examining 75mm recoilless rifle casing used in avalanche control work.P0393 Avalanches Photograph CollectionP0393n1_13_11
163 U.S. Army and U.S. Forest Service cooperate in testing the 75mm recoilless rifle used in avalanche control.P0393 Avalanches Photograph CollectionP0393n1_13_12
164 Large artillery piece used in avalanche control.P0393 Avalanches Photograph CollectionP0393n1_13_16a
165 Large artillery piece used in avalanche control.P0393 Avalanches Photograph CollectionP0393n1_13_17
166 Large artillery piece used in avalanche control.P0393 Avalanches Photograph CollectionP0393n1_13_18
167 Firing of a 105mm recoilless rifle by the U.S. Forest Service. The photograph is blurred due to the concussion.P0393 Avalanches Photograph CollectionP0393n1_13_21
168 Firing of a 105mm recoilless rifle by the U.S. Forest Service. The photograph is blurred due to the concussion.P0393 Avalanches Photograph CollectionP0393n1_13_22
169 U.S. Army and U.S. Forest Service employees gathered around the 105mm recoilless rifle.P0393 Avalanches Photograph CollectionP0393n1_13_23
170 Trucks parked on a ski run during the summer months.P0393 Avalanches Photograph CollectionP0393n1_14_01
171 Avalanche projectile ramp test.P0393 Avalanches Photograph CollectionP0393n1_15_01
172 Avalanche projectile ramp test.P0393 Avalanches Photograph CollectionP0393n1_15_02
173 Avalanche projectile ramp test.P0393 Avalanches Photograph CollectionP0393n1_15_03
174 Avalanche projectile ramp test.P0393 Avalanches Photograph CollectionP0393n1_15_04
175 Avalanche projectile ramp test.P0393 Avalanches Photograph CollectionP0393n1_15_05
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