Keywords: Geoscience Map Catalog first page.jpg en Figure 7 The first page of the Geoscience Map Catalog ™s Place Name Search http //pubs usgs gov/of/2003/of03-471/soller1/index html The National Geologic Map Database Project Overview and Progress U S Geological Survey Open-File Report 03 “471 David R Soller1 and Thomas M Berg 2003 PD-USGov National Geologic Map Database Project |