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Idaho gold & gems maps then and nowgoldsilver agate topaz corundum quartz garnet jasper opal petrified wood feldsparMap出版 2000
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Maps of early Idahoold gold mines Indian battle grounds old military roads old forts overland stage routes early townsBook出版 1972
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Oregon ghost townssites then and nowearly towns military roads early railroads stage stations early forts overlay of modern road systemMap出版 2000