Részletek
One of the titles in the topographic survey of Ecuador from the country’s national survey organization, Instituto Geográfico Militar. The maps have contours at 20 m intervals with, on some sheets, information showing various types of vegetation. Each map covers an area of 10’ of latitude by 15’ of longitude, or 28x18km. The maps have a 1km UTM grid. Map legend is in Spanish only.