National Board of Survey's Basic Map 1:20 000 between 1947-1993. Some map sheets have been published without cadastral boundaries and the latest map sheet have been overprinted. Full coverage was met in 1977. 5 colour printing. Finnish Defence Forces' Topographic Survey produced 1:20 000 topographic map 1958-1977 in Lapland. With these use © puolustusvoimat. Each map is available in two versions: * `With_marginalia`, these include the area of the paper map. * `Without_marginalia`, these include only the actual map area. The maps have been georeferenced using the corner points of the sheets and transformed into the current coordinate system based on the sheet index. Coordinate system of the files: ETRS89 / ETRS-TM35FIN (EPSG:3067). Note! You may publish National Land Survey's maps freely but you have note copyright and warnings presented in the map sheet. See license conditions.

2024