10111.jpg
Echinus Geyser crater;
Norris Geyser Basin;
William S Keller;
1978
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10112.jpg
Vixen Geyser;
Norris Geyser Basin;
William S Keller;
1978
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10113.jpg
Orbicular Geyser;
Norris Geyser Basin;
William S Keller;
1978
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10114.jpg
Steamboat Geyser erupting August 25, 1978;
Norris Geyser Basin;
William S Keller;
1978
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10115.jpg
Steamboat Geyser erupting August 25, 1978;
Norris Geyser Basin;
William S Keller;
1978
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10116.jpg
Steamboat Geyser erupting August 25, 1978;
Norris Geyser Basin;
William S Keller;
1978
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10118.jpg
Steamboat Geyser in steam phase as seen from the Norris parking lot;
Norris Geyser Basin;
William S Keller;
1978
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10119.jpg
Steamboat Geyser erupting August 25, 1978;
Norris Geyser Basin;
William S Keller;
1978
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11053.jpg
Steamboat Geyser in steam phase;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11054.jpg
Steamboat Geyser eruption as seen from parking lot;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11055.jpg
Gravel washed onto walk from Steamboat Geyser eruption;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11056.jpg
Run off from Steamboat Geyser eruption;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11057.jpg
Distant view of Steamboat Geyser in steam phase;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11058.jpg
Steamboat Geyser in steam phase with gravel spattered snow;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11060.jpg
Close up of Steamboat Geyser in steam phase;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11061.jpg
Close up of Steamboat Geysers north vent;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11062.jpg
Looking up from walkway to Steamboat Geyser;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11063.jpg
Area east (behind) Steamboat Geyser covered with gravel;
Norris Geyser Basin;
Rick Hutchinson;
March 1978
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11064.jpg
Steamboat Geyser in steam phase;
Norris Geyser Basin;
John Tyers;
March 28, 1978
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11065.jpg
Steamboat Geyser;
Norris Geyser Basin;
John Tyers;
March 28, 1978
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