Title | Date | Type | ||
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151 |
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Comparison of an avalancher and 75 mm round artillery. | 1979-04 | Image |
152 |
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Comparison of an avalancher and 75 mm round artillery. | 1979-04 | Image |
153 |
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Comparison of an avalancher and 75 mm round artillery. | 1979-04 | Image |
154 |
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Comparison of an avalancher and 75 mm round artillery. | 1979-04 | Image |
155 |
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Comparison of an avalancher and 75 mm round artillery. | 1979-04 | Image |
156 |
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Comparison of an avalancher and 75 mm round artillery. | 1979-04 | Image |
157 |
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Cornice control fence | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969 | Image |
158 |
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Cornice control fences on a ridge line. | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969 | Image |
159 |
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Debris build-up on Rustler run in Alta. (Stonecrusher slide path). | 1948 | Image |
160 |
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Debris build-up on Rustler run in Alta. (Stonecrusher slide path). | 1948 | Image |
161 |
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Digging a car out of avalanche debris | 1948 | Image |
162 |
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Digging a car out of avalanche debris | 1948 | Image |
163 |
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Digging a car out of avalanche debris | 1948 | Image |
164 |
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Explosive charge detonating in the snow. | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969 | Image |
165 |
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Explosive detonating on Bald Mountain cornice. | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969 | Image |
166 |
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Explosive detonating on Bald Mountain cornice. | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969 | Image |
167 |
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Explosive detonating on Bald Mountain cornice. | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969 | Image |
168 |
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Exterior of a building hit by an avalanche | 1964 | Image |
169 |
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Exterior of a building hit by an avalanche | 1964 | Image |
170 |
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Exterior of a building hit by an avalanche | 1964 | Image |
171 |
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Exterior of a building hit by an avalanche. | 1964 | Image |
172 |
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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. | 1956 | Image |
173 |
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Firing of a 105mm recoilless rifle by the U.S. Forest Service. The photograph is blurred due to the concussion. | 1956 | Image |
174 |
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Firing of a 105mm recoilless rifle by the U.S. Forest Service. The photograph is blurred due to the concussion. | 1956 | Image |
175 |
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Forest Service and Military personnel studying the 75mm recoilless rifle. | 1966-02 | Image |