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Books subject "Gold mines and mining": Newest
4 of 4 books
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The Racer boys on the prairies
Young, Clarence
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The Motor Boys on Thunder Mountain; Or, The Treasure Chest of Blue Rock
Rogers, Walter S. (Walter Stanton), Young, Clarence
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The Motor Boys Over the Rockies; Or, A Mystery of the Air
Young, Clarence
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The Motor Boys Overland; Or, A Long Trip for Fun and Fortune
Nuttall, Charles, Young, Clarence