Surface drill rigs United States, Gillette, Wyoming
Other drilling equipment 2009 United States, Gillette, Wyoming
Other drilling equipment United States, Gillette, Wyoming
Surface drill rigs 1976 United States, Gillette, Wyoming
Other drilling equipment 2018 United States, Gillette, Wyoming
Other drilling equipment 2012 United States, Gillette, Wyoming
Other drilling equipment 2006 United States, Gillette, Wyoming
Surface drill rigs 2010 United States, Gillette, Wyoming