| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 51 |
 |
Avalanches and snow, March 1950-February 1951 (Negative) [27] | 1950; 1951 | uum_map_usa | |
| 52 |
 |
Avalanches and snow, March 1950-February 1951 (Negative) [28] | 1950; 1951 | uum_map_usa | |
| 53 |
 |
Avalanches and snow, March 1950-February 1951 (Negative) [29] | 1950; 1951 | uum_map_usa | |
| 54 |
 |
Base of Devils Castle | 1920; 1921; 1922; 1923; 1924; 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 55 |
 |
Base of mountain (Negative) | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 56 |
 |
Clearing road | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 57 |
 |
Clearing slide | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 58 |
 |
Clearing slide | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 59 |
 |
Clearing slide (Negative) | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 60 |
 |
Cliffs at Mount Timpanogos (Negative) | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 61 |
 |
Climbing in Little Cottonwood Canyon [01] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 62 |
 |
Climbing in Little Cottonwood Canyon [02] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 63 |
 |
Climbing in Little Cottonwood Canyon [03] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 64 |
 |
Climbing in Little Cottonwood Canyon [04] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 65 |
 |
Climbing in Little Cottonwood Canyon [05] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 66 |
 |
Climbing in Little Cottonwood Canyon [06] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 67 |
 |
Climbing in Little Cottonwood Canyon [07] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 68 |
 |
Climbing in Little Cottonwood Canyon [08] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 69 |
 |
Climbing in Little Cottonwood Canyon [09] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 70 |
 |
Climbing in Little Cottonwood Canyon [10] | 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 71 |
 |
Crater Lake emptied | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 72 |
 |
Crater Lake emptied | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 73 |
 |
Crater Lake emptied (Negative) | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 74 |
 |
Crater Lake emptied (Negative) | 1946; 1947; 1948; 1949; 1950 | uum_map_usa | |
| 75 |
 |
En route to Cardiac Ridge | 1920; 1921; 1922; 1923; 1924; 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | uum_map_usa |