Hunting for Hidden Gold: The Hardy Boys (Book 5)

First published in 1928, now public domain in the USA and Canada, Hunting for Hidden Gold is the fifth book in the Hardy Boys series. Timber wolves, a Rocky Mountain blizzard, and a mine cave-in are only a few of the perils Frank and Joe Hardy encounter during their search for the principal members of a notorious gang responsible for a payroll robbery. Clue by clue, Frank and Joe cleverly fit into place the scattered pieces of this dangerous puzzle and come up with the astonishing solution.