Title | Date | Type | ||
---|---|---|---|---|
176 | Man pointing to a fracture line approximately 1 foot in depth at the upper area of ? | 1968 | Image | |
177 | Man setting a charge with an electric detonator, with an explosive detonating in the snow in the background. | 1948 | Image | |
178 | Measurement equipment | 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 | |
179 | Men buiding cornice control fences on Mt. Baldy. | 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 | |
180 | Men buiding cornice control fences on Mt. Baldy. | 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 | |
181 | Men buiding cornice control fences on Mt. Baldy. | 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 | |
182 | Men building cornice control fences on Mt. Baldy. | 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 | |
183 | Men firing a 75mm recoilless rifle. | 1966-02 | Image | |
184 | Men firing a 75mm recoilless rifle. | 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 | |
185 | Men learning searching techniques at Avalanche School. | 1959 | Image | |
186 | Men preparing to blast mountain as a part of avalanche control on Mt. Superior. | 1966-02 | Image | |
187 | Men setting electric charges in P-ridge cornice while on belay. | 1948 | Image | |
188 | Men shooting 75 recoilless to prevent an avalanche. | 1963 | Image | |
189 | Men with 75 recoilless used in avalanche control. | 1963 | Image | |
190 | National Forest Service sign warning skiers to stay on designated runs. | 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 | |
191 | Peruvian Lodge after it was hit by an avalanche during the Cardiff Slide. | 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969 | Image | |
192 | Recovery of a "body" from avalanche debris. | 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 | |
193 | Remains of an avalanche | 1964 | Image | |
194 | Remains of an avalanche | 1964 | Image | |
195 | Remains of an avalanche | 1964 | Image | |
196 | Remains of an avalanche | 1964 | Image | |
197 | Remains of an avalanche | 1964 | Image | |
198 | Rigging charges for cornice control while on belay. | 1948 | Image | |
199 | Sketch showing rescue procedures after a snow slide. | 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 | |
200 | Ski Patrol and National Forest Service examining avalanche control guns. | 1966-02 | Image |