1973 – 1986 Interministerial Photographs

Photographs of the Interministerial photogrammetric flight made in black and white by order of the Ministries of Agriculture, Public Works and Urban Planning, Finance, the Air Force and the Geographic and Cadastral Institute (currently the National Geographic Institute) between the years 1973 and 1986. Approximate flight scale 1:18.000. Pixel size (GSD) between 0.27 m and 0.45 m, depending on areas.