One of many items found pinned to the Broken Man's wall. Wonder Science Western, an old pulp magazine that focused on legends of the old west. Special emphasis on stories with a flair for the unknown and unexplained. Ironhorse's exploits, real and exaggerated, were a common feature. The publication date is unknown, but assuming that comic book prices follow real-world trends, the earliest it could have been printed is the late 1960s.