Title Count
U. S. Geological Survey. Bulletin 7
U. S. Geological survey. Bulletin 21
U.S Geological survey. Bulletin 1
U.S Geological Survey bulletin 1
U.S. Geological Survey. Bulletin 33
U.S. Geological Survey / Bulletin 23
U.S. Geological Survey Bulletin 187
U.S. Geological Survey bulletin 1258
U.S. Geological survey. Bulletin 251
U.S. Geological survey / Bulletin 5
U.S. Geological survey bulletin 2
U.S. Geological survey. Bulletin 349 1
U.S. Geological survey. Bulletin 350 1
U.S. Geological survey. Bulletin 513 1
U.S. Geological survey. Bulletin 522 1
U.S. Geological Survey bulletin Contributions to paleontology 4
U. S. Geological Survey Circular 1
U.S. Geological Survey Circular 15
U.S. Geological Survey circular 724
U.S. geological survey circular 3
U.S. Geological Survey circular Public issues in earth science 17
U.S. Geological Survey Data Series 1
U.S. Geological Survey Data series 1
U.S. Geological Survey data series 90
U.S. Geological Survey data series DS 1
U.S. Geological Survey digital data series 148
U.S. Geological Survey Fact Sheet 1
U.S. Geological Survey fact sheet 107
U.S. Geological Survey, fact sheet 1
U.S.Geological Survey fact sheet 1
U.s. Geological Survey fact sheet 1
U. S. Geological Survey. Geologic atlas of the United States 3
U.S. Geological Survey. Geologic atlas of the United States 85
U.S. Geological Survey. Geologic atlas of the United states 1
U.S. Geological survey. Geologic atlas of the United States 12
U. S. Geological Survey. Geologic atlas of the United States. [Library ed.] 1
U.S. Geological Survey. Geologic atlas of the United States. [Library ed.] 1
U.S. Geological Survey geologic investigations map 4
U.S. Geological Survey geologic investigations series 22
U.S. Geological Survey. Geologic quadrangle maps of the United States 1
U.S. Geological Survey. Geological atlas of the United States 1
U.S. Geological Survey miscellaneous field studies 24
U.S. Geological Survey miscellaneous field studies map 27
U.S. Geological Survey. [Miscellaneous geologic investigations] Map 1
U.S. Geological Survey miscellaneous geologic investigations ; map I-451 1
U.S. Geological Survey. Miscellaneous investigations series 1
U.S. Geological Survey miscellaneous investigations series 2
U.S Geological Survey, monograph 1
U.S. Geological Survey. Monograph 2
U.S. Geological survey. Monographs 3
U.S. Geological Survey open-file map 1
U.S. Geological Survey. Open-file report 1
U.S. Geological Survey Open-file report 2
U.S. Geological Survey open file report 1
U.S. Geological Survey open-file report 3815
U.S. Geological survey open file report 1
U.S. Geological survey open-file report 1
U.S. Geological Survey open-file report ; 2009-1100 1
U.S. Geological Survey open-file report 2010 -1312 1
U.S. Geological Survey open-file report (CD-ROM) 4