Max Brand 
The Rangeland Avenger [EPUB ebook] 

Of the four men, Hal Sinclair was the vital spirit. In the actual labor of mining, the mighty arms and tireless back of Quade had been a treasure. For knowledge of camping, hunting, cooking, and all the lore of the trail, Lowrie stood as a valuable resource; and Sandersen was the dreamy, resolute spirit, who had hoped for gold in those mountains until he came to believe his hope. He had gathered these three stalwarts to help him to his purpose, and if he lived he would lead yet others to failure.