http://ericcolburn.com/2009/10/29/autocad-civil-3d-2010-video-for-land-surveyors-import-field-books/#utm_source=feed&utm_medium=feed&utm_campaign=feed Professional Land Surveyor Source Mon, 15 Mar 2010 16:36:05 +0000 http://wordpress.org/?v=2.9.2 hourly 1