A killing in gold : a Ranger Sam Burrack western adventure

"On the trail of the Arizona Cowboy Gang, Ranger Burrack rides with Indian Territory lawman Dan'l Thorn into Mexico, where the Cowboys have stolen several thousand dollars in gold. The lawmen are there to locate and arrest a pair of twin outlaws by the name of Smith, but they get sidetracked hunting for the stolen loot. Trouble is they aren't the only ones on the gold's trail. A competing gang has stolen the gold from the cowboys, a beautiful lad...