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Castro Daire
Topographic survey of Portugal at 1:50,000 from the Instituto Geogrรกfico do Exรฉrcito, the country’s military survey organisation. The maps have contours at 20m intervals and in addition to the standard features shown on topographic mapping at this scale also indicate various types of terrain or vegetation (sand, terraces, rocks, woodlands, vineyards, etc). Each sheet covers an area of 32 x 20km (20 x 12.5 miles approx). The maps have a 1-km UTM grid plus latitude and longitude coordinates for the map corners. Map legend and a glossary of terms used on the maps include English.EDITION DATES: most titles in this series date from 1990s or later.To see all the titles in this series please click on the series link.