Selected photos from the Utah Ski Archives, documenting the history of ski competition on local, national, and international levels; the founding of major resorts; snow safety and avalanche control; ski equipment; ski instruction; freestyle skiing; the 10th Mountain Division; back-country skiing; and virtually every facet of winter sports in Utah and the surrounding region.
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Filters: Collection Name: "Bob Marsh"
| Title | Date | Type | ||
|---|---|---|---|---|
| 1 |
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After the Alta avalanche of December 30, 1973 [01] | 1973-12-31; 1974-01 | Image/StillImage |
| 2 |
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After the Alta avalanche of December 30, 1973 [02] | 1973-12-31; 1974-01 | Image/StillImage |
| 3 |
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After the Alta avalanche of December 30, 1973 [03] | 1973-12-31; 1974-01 | Image/StillImage |
| 4 |
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After the Alta avalanche of December 30, 1973 [04] | 1973-12-31; 1974-01 | Image/StillImage |
| 5 |
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After the Alta avalanche of December 30, 1973 [05] | 1973-12-31; 1974-01 | Image/StillImage |
| 6 |
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After the Alta avalanche of December 30, 1973 [06] | 1973-12-31; 1974-01 | Image/StillImage |
| 7 |
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After the Alta avalanche of December 30, 1973 [07] | 1973-12-31; 1974-01 | Image/StillImage |
| 8 |
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After the Alta avalanche of December 30, 1973 [08] | 1973-12-31; 1974-01 | Image/StillImage |
| 9 |
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After the Alta avalanche of December 30, 1973 [09] | 1973-12-31; 1974-01 | Image/StillImage |
| 10 |
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After the Alta avalanche of December 30, 1973 [10] | 1973-12-31; 1974-01 | Image/StillImage |
| 11 |
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After the Alta avalanche of December 30, 1973 [11] | 1973-12-31; 1974-01 | Image/StillImage |
| 12 |
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After the Alta avalanche of December 30, 1973 [12] | 1973-12-31; 1974-01 | Image/StillImage |
| 13 |
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After the Alta avalanche of December 30, 1973 [13] | 1973-12-31; 1974-01 | Image/StillImage |
| 14 |
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After the Alta avalanche of December 30, 1973 [14] | 1973-12-31; 1974-01 | Image/StillImage |
| 15 |
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After the Alta avalanche of December 30, 1973 [15] | 1973-12-31; 1974-01 | Image/StillImage |
| 16 |
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After the Alta avalanche of December 30, 1973 [16] | 1973-12-31; 1974-01 | Image/StillImage |
| 17 |
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After the Alta avalanche of December 30, 1973 [17] | 1973-12-31; 1974-01 | Image/StillImage |
| 18 |
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After the Alta avalanche of December 30, 1973 [18] | 1973-12-31; 1974-01 | Image/StillImage |
| 19 |
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After the Alta avalanche of December 30, 1973 [19] | 1973-12-31; 1974-01 | Image/StillImage |
| 20 |
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After the Alta avalanche of December 30, 1973 [20] | 1973-12-31; 1974-01 | Image/StillImage |
| 21 |
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After the Alta avalanche of December 30, 1973 [21] | 1973-12-31; 1974-01 | Image/StillImage |
| 22 |
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After the Alta avalanche of December 30, 1973 [22] | 1973-12-31; 1974-01 | Image/StillImage |
| 23 |
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After the Alta avalanche of December 30, 1973 [23] | 1973-12-31; 1974-01 | Image/StillImage |
| 24 |
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After the Alta avalanche of December 30, 1973 [24] | 1973-12-31; 1974-01 | Image/StillImage |
| 25 |
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After the Alta avalanche of December 30, 1973 [25] | 1973-12-31; 1974-01 | Image/StillImage |
| 26 |
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After the Alta avalanche of December 30, 1973 [26] | 1973-12-31; 1974-01 | Image/StillImage |
| 27 |
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After the Alta avalanche of December 30, 1973 [27] | 1973-12-31; 1974-01 | Image/StillImage |
| 28 |
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After the Alta avalanche of December 30, 1973 [28] | 1973-12-31; 1974-01 | Image/StillImage |
| 29 |
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After the Alta avalanche of December 30, 1973 [29] | 1973-12-31; 1974-01 | Image/StillImage |
| 30 |
 |
Blue Glacier Project map | 1960 | Image/StillImage |
| 31 |
 |
Bob Marsh avalanche education slide presentation [001] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 32 |
 |
Bob Marsh avalanche education slide presentation [002] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 33 |
 |
Bob Marsh avalanche education slide presentation [003] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 34 |
 |
Bob Marsh avalanche education slide presentation [004] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 35 |
 |
Bob Marsh avalanche education slide presentation [005] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 36 |
 |
Bob Marsh avalanche education slide presentation [006] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 37 |
 |
Bob Marsh avalanche education slide presentation [007] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 38 |
 |
Bob Marsh avalanche education slide presentation [008] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 39 |
 |
Bob Marsh avalanche education slide presentation [009] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 40 |
 |
Bob Marsh avalanche education slide presentation [010] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 41 |
 |
Bob Marsh avalanche education slide presentation [011] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 42 |
 |
Bob Marsh avalanche education slide presentation [012] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 43 |
 |
Bob Marsh avalanche education slide presentation [013] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 44 |
 |
Bob Marsh avalanche education slide presentation [014] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 45 |
 |
Bob Marsh avalanche education slide presentation [015] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 46 |
 |
Bob Marsh avalanche education slide presentation [016] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 47 |
 |
Bob Marsh avalanche education slide presentation [017] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 48 |
 |
Bob Marsh avalanche education slide presentation [018] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 49 |
 |
Bob Marsh avalanche education slide presentation [019] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 50 |
 |
Bob Marsh avalanche education slide presentation [020] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 51 |
 |
Bob Marsh avalanche education slide presentation [021] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 52 |
 |
Bob Marsh avalanche education slide presentation [022] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 53 |
 |
Bob Marsh avalanche education slide presentation [023] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 54 |
 |
Bob Marsh avalanche education slide presentation [024] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 55 |
 |
Bob Marsh avalanche education slide presentation [025] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 56 |
 |
Bob Marsh avalanche education slide presentation [026] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 57 |
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Bob Marsh avalanche education slide presentation [027] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 58 |
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Bob Marsh avalanche education slide presentation [028] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 59 |
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Bob Marsh avalanche education slide presentation [029] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 60 |
 |
Bob Marsh avalanche education slide presentation [030] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 61 |
 |
Bob Marsh avalanche education slide presentation [031] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 62 |
 |
Bob Marsh avalanche education slide presentation [032] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 63 |
 |
Bob Marsh avalanche education slide presentation [033] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 64 |
 |
Bob Marsh avalanche education slide presentation [034] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 65 |
 |
Bob Marsh avalanche education slide presentation [035] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 66 |
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Bob Marsh avalanche education slide presentation [036] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 67 |
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Bob Marsh avalanche education slide presentation [037] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 68 |
 |
Bob Marsh avalanche education slide presentation [038] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 69 |
 |
Bob Marsh avalanche education slide presentation [039] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 70 |
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Bob Marsh avalanche education slide presentation [040] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 71 |
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Bob Marsh avalanche education slide presentation [041] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 72 |
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Bob Marsh avalanche education slide presentation [042] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 73 |
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Bob Marsh avalanche education slide presentation [043] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 74 |
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Bob Marsh avalanche education slide presentation [044] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 75 |
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Bob Marsh avalanche education slide presentation [045] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 76 |
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Bob Marsh avalanche education slide presentation [046] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 77 |
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Bob Marsh avalanche education slide presentation [047] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 78 |
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Bob Marsh avalanche education slide presentation [048] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 79 |
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Bob Marsh avalanche education slide presentation [049] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 80 |
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Bob Marsh avalanche education slide presentation [050] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 81 |
 |
Bob Marsh avalanche education slide presentation [051] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 82 |
 |
Bob Marsh avalanche education slide presentation [052] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 83 |
 |
Bob Marsh avalanche education slide presentation [053] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 84 |
 |
Bob Marsh avalanche education slide presentation [054] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 85 |
 |
Bob Marsh avalanche education slide presentation [055] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 86 |
 |
Bob Marsh avalanche education slide presentation [056] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 87 |
 |
Bob Marsh avalanche education slide presentation [057] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 88 |
 |
Bob Marsh avalanche education slide presentation [058] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 89 |
 |
Bob Marsh avalanche education slide presentation [059] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 90 |
 |
Bob Marsh avalanche education slide presentation [060] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 91 |
 |
Bob Marsh avalanche education slide presentation [061] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 92 |
 |
Bob Marsh avalanche education slide presentation [062] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 93 |
 |
Bob Marsh avalanche education slide presentation [063] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 94 |
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Bob Marsh avalanche education slide presentation [064] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 95 |
 |
Bob Marsh avalanche education slide presentation [065] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 96 |
 |
Bob Marsh avalanche education slide presentation [066] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 97 |
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Bob Marsh avalanche education slide presentation [067] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 98 |
 |
Bob Marsh avalanche education slide presentation [068] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 99 |
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Bob Marsh avalanche education slide presentation [069] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |
| 100 |
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Bob Marsh avalanche education slide presentation [070] | 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985 | Image/StillImage |