Surface drill rigs 2022 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1999 United States, Mifflinburg, Pennsylvania
Surface drill rigs United States, Mifflinburg, Pennsylvania
Surface drill rigs 1977 United States, Mifflinburg, Pennsylvania
Surface drill rigs 2004 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1978 United States, Mifflinburg, Pennsylvania
Surface drill rigs 2000 United States, Mifflinburg, Pennsylvania
Surface drill rigs 2006 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1990 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1989 United States, Mifflinburg, Pennsylvania