THE dangers and risks of operating without a National Geocentric Datum (NGD) in any of the countries of the contemporary world are grievous, to say the
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1973 (undated)
1 : 3000000
Description
This is a 1973 Soviet Department of Geodesy and Cartography map of the Philippines. Depicting the entire archipelago and the surrounding ocean, terrain is illustrated with color-coding. Roads and railroads are illustrated and the purple lines demarcate provinces, each of which is numerically identified and corresponds with a table situated in the lower right corner next to the legend.
The InsetsThree insets occupy the right third of the sheet. The top inset details the archipelago s economy. The various symbols mark aspects of the Philippines economy, including manufacturing, mining, hydroelectric and thermal power plants, and agricultural industry. An even smaller inset map focuses on Manila s economy and its many industries. The middle inset details the island s many ethnic groups, using color to differentiate between forty ethnicities. The third inset, situated in the bottom right, identifies annual rainfall regionall