Register of Historic Places listings in Dubuque County, Iowa References External links County Jail - City of Dubuque National Historic Landmarks in Iowa National Register of Historic Places in Dubuque, Iowa Jails on the National Register of Historic Places in Iowa Government buildings completed in 1858 Defunct prisons in Iowa Prison museums in the United States History museums in Iowa Museums in Dubuque, Iowa Jails in Iowa Egyptian Revival architecture in Iowa 1858 establishments in Iowa