Surface drill rigs United States, Gillette, Wyoming
Surface drill rigs 2013 United States, Gillette, Wyoming
Surface drill rigs 2015 United States, Gillette, Wyoming
Surface drill rigs 2006 United States, Gillette, Wyoming
Surface drill rigs 2007 United States, Gillette, Wyoming
Surface drill rigs 2011 United States, Gillette, Wyoming
Surface drill rigs 1976 United States, Gillette, Wyoming