Hole-in-the-Wall Gang Hole-in-the-Wall Gang The Hole-in-the-Wall Gang was a gang in the American Wild West, which took its name from the Hole-in-the-Wall Pass in Johnson County, Wyoming, where several outlaw gangs had their hideouts. The Hole-in-the-Wall Gang was not simply one large organized gang of outlaws but rather was made up of several separate gangs, all operating out of the Hole-in-the-Wall Pass, using it as their base of operations. The gangs formed a coalition, each planning and carrying out its own robberies with very little interaction with the other gangs. At times, members of one gang would ride along with other gangs,
Butch Cassidy Hazen shooting, and then passed this information to Pinkerton detective Charlie Siringo, who was assigned the task of capturing the outlaws. The gang escaped into the Hole-in-the-Wall. Siringo became friends with Elfie Landusky, who was using the last name Curry after allegedly becoming pregnant by Kid Curry's brother, Lonny. Through her, Siringo intended to locate the gang. On July 11, 1899, Lay and others were involved in a Colorado and Southern Railroad train robbery near Folsom, New Mexico, which Cassidy may have planned and personally directed. A shootout ensued with local law enforcement, during which Lay killed Sheriff Edward Farr