Inter American Geodetic Survey. North Decimal Degree -18.500000. South Decimal Degree -18.666667. East Decimal Degree -68.500000. West Decimal Degree -68.750000. Alternate title: Estancia Miraflores, Bolivia. Relief shown by 20 m. contour interval and spot heights. Universal transverse Mercator projection. Standard map series designation: Serie H731=[Series] H731. With a glossary.