Gunman's Gold — Max Brand

Sam Shannigan's BONE-SMASHING STRENGTH
had made him a hated legend throughout the Wests. Hard-bitten killers drew their guns when they saw him coming -- and drew too late. But deep inside Sam was a man who respected justice. So when the citizens of Deerfoot got ready to hand an innocent man, he vowed to save his life.

Every gun-fighter in Deerfoot had sworn to kill any man who came into town to interfere with the hanging. But Shannigan was already there, disguised as a simple farmhand, preparing a two-fisted, bloody surpise!