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Alaska
19
Fairbanks
19
Northwest
18
Pacific -- History -- 20th century
18
Black Rapids glacier
13
University of Alaska
9
Big Delta river
8
glacier
7
the Richardson highway
5
Black Rapids Glacier
4
H. E. Revell
4
Otto William Geist
4
movement
4
roadhouse
4
America
3
Big Delta River
3
Black Rapids roadhouse
3
bombs
3
earthquake
3
Alaska glacier
2
Alaskan glacier
2
Colonel H. E. Revell
2
Delta river
2
Fort Yukon
2
James H. Hance
2
S. R. Cappe
2
Washington
2
glacier race
2
government geologist
2
ice
2
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