151 - 175 of 373
Number of results to display per page
TitleDateType
151 Comparison of an avalancher and 75 mm round artillery.1979-04Image
152 Comparison of an avalancher and 75 mm round artillery.1979-04Image
153 Comparison of an avalancher and 75 mm round artillery.1979-04Image
154 Comparison of an avalancher and 75 mm round artillery.1979-04Image
155 Comparison of an avalancher and 75 mm round artillery.1979-04Image
156 Cornice control fence1940; 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; 1969Image
157 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; 1969Image
158 Debris build-up on Rustler run in Alta. (Stonecrusher slide path).1948Image
159 Debris build-up on Rustler run in Alta. (Stonecrusher slide path).1948Image
160 Digging a car out of avalanche debris1948Image
161 Digging a car out of avalanche debris1948Image
162 Digging a car out of avalanche debris1948Image
163 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; 1969Image
164 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; 1969Image
165 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; 1969Image
166 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; 1969Image
167 Exterior of a building hit by an avalanche1964Image
168 Exterior of a building hit by an avalanche1964Image
169 Exterior of a building hit by an avalanche1964Image
170 Exterior of a building hit by an avalanche.1964Image
171 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.1956Image
172 Firing of a 105mm recoilless rifle by the U.S. Forest Service. The photograph is blurred due to the concussion.1956Image
173 Firing of a 105mm recoilless rifle by the U.S. Forest Service. The photograph is blurred due to the concussion.1956Image
174 Forest Service and Military personnel studying the 75mm recoilless rifle.1966-02Image
175 Forest Service and Military personnel studying the 75mm recoilless rifle.1966-02Image
151 - 175 of 373