Description
Photographs of the Nacional photogrammetric flight made in black and white by order of the Cadastral Institute (currently the National Geographic Institute) between the years 1973 and 1986. Approximate flight scale 1:30.000. Pixel size (GSD) between 0.45 m and 0.75 m, depending on areas.
Resources
| Name | Format | Description | Link |
|---|---|---|---|
| CNIG Download Center | Unknown | Open resource | |
| Photo Library WMS Viewing Service | Unknown | Open resource |