When miner Ben Pendleton strikes it rich, Ace Gibson has him killed but his men are unable to locate his mine. When California learns his cousin Ben has been murdered he gets Hoppy and Lucky to help investigate. Hoppy finds the clue left by Ben and finally solves the riddle and locates the mine. But just as they find the gold, Gibson's men arrive and make them prisoners.

Starring:

William Boyd , Russell Hayden , Andy Clyde , Eleanor Stewart , Morris Ankrum , William Haade , Dennis Moore , Henry Hall , Britt Wood

Genre:

Western