CTRN vector 1:10.000 (1991-2005) — Level curves — HISTORICAL
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The dataset contains the level curves extracted from the Regional Numerical Technical Charter (CTRN) at the scale 1:10,000 acquired by the Map Service of the Piedmont Region starting from air flights operated from 1991 to 2005.The data can be downloaded according to the cut of the Sheets at the 1:50,000 scale.
