1. Challenge of the Yukon 1946 (ep0440) Preston Breaks a Rule

    Challenge of the Yukon 1946 (ep0440) Preston Breaks a Rule

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  2. Challenge of the Yukon 1947 (ep472) The Hermit of Nugget Hill

    Challenge of the Yukon 1947 (ep472) The Hermit of Nugget Hill

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  3. Challenge of the Yukon 1947 (ep490) The Man in the Fur Cap

    Challenge of the Yukon 1947 (ep490) The Man in the Fur Cap

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  4. Challenge of the Yukon - 44/01/20 (0312) Macbeth's Bloody Knife

    Challenge of the Yukon - 44/01/20 (0312) Macbeth's Bloody Knife

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  5. Challenge of the Yukon - 44/03/09 (0319) The Vallera Diamond

    Challenge of the Yukon - 44/03/09 (0319) The Vallera Diamond

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  6. Challenge of the Yukon 1944 (ep0345) A Frame-Up That Failed

    Challenge of the Yukon 1944 (ep0345) A Frame-Up That Failed

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  7. Challenge of the Yukon - 43/10/28 (0300) The Tell-Tale Bullet

    Challenge of the Yukon - 43/10/28 (0300) The Tell-Tale Bullet

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