Bolivia. Instituto Geografico Militar. North Decimal Degree -17.333300. South Decimal Degree -17.5000. East Decimal Degree -63.2500. West Decimal Degree -63.5000. Alternate title: Montero, Bolivia. Relief shown by 20 m. supplemented by 5 m. contour interval and spot heights. Universal transverse Mercator projection. Standard map series designation: Serie H731=[Series] H731. With a glossary.