Surface drill rigs 1990 United States, Lyman, South Carolina
Surface drill rigs 2004 United States, Louisville, Kentucky
Surface drill rigs United States, Mifflinburg, Pennsylvania
Surface drill rigs 1980 United States, Mifflinburg, Pennsylvania
Surface drill rigs 2003 United States, Mifflinburg, Pennsylvania
Surface drill rigs 2000 United States, Louisville, Kentucky
Surface drill rigs 1985 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1992 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1974 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1993 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1999 United States, Louisville, Kentucky
Surface drill rigs 2005 United States, Louisville, Kentucky
Surface drill rigs 2003 United States, Louisville, Kentucky
Surface drill rigs 1997 United States, Louisville, Kentucky