L'USGS digitalitzarà el seu fons de topogràfics, unes 200mil peces http://blogs.smithsonianmag.com/travel/2012/07/a-treasure-trove-of-old-maps-at-your-fingertips/ Raf -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osgeo.org/pipermail/barcelona/attachments/20120717/004dcea3/attachment.html>