USDA Geospatial DOQQ Data Server September 16, 2006 by gisuser Users of this USDA server wil find DRGs and DOQQs served up in NAD83 and NAD27http://ortho.ftw.nrcs.usda.gov/ Related Posts:10 Tips for Tech Job Seekers & Strategies for…Free Python Reading - Learn to code like a…NOAA wants to hear from users about OpenData