Columbia subject headings:
Alaska--Description and travel.
Alaska--Gold discoveries.
Gold mines and mining--Alaska.
Gold mines and mining--Yukon--Klondike River Valley.
Klondike River Valley (Yukon)--Description and travel.
Klondike River Valley (Yukon)--Gold discoveries.
Prospecting.
Harvard subject headings:
Gold mines and mining--Alaska
Klondike River Valley (Yukon)--Gold discoveries.
Prospecting
Princeton subject headings: