Contents: [Legend sheet] -- Map no. 1. Geologic map of Vermont -- Map no. 2. Geologic map of New York, Hudson-Mohawk sheet -- Map no. 3. Geologic map of New York, Niagara sheet. Geologic map of New York, Finger Lakes sheet -- Map no. 4. Geologic map of Virginia -- Map no. 5. Geologic map of stable interior of the United States -- Map no. 6. Paleogeologic maps of Illinois. Sub-St. Peter geologic map. Sub-middle and upper Devonian geologic map. Sub-Pennsylvanian geologic map. Glacial map -- Map no. 7. Geologic map of North and South Dakota. Pre-Mesozoic paleogeologic map of North Dakota -- Map no. 8. Geologic map of Glen Creek, Montana -- Map no. 9. Preliminary geologic map of the Grand Canyon and vicinity, Arizona -- Map no. 10. Geologic map of southeastern Utah -- Map no. 11. Geologic map of the Winnemucca quadrangle, Nevada -- Map no. 12. Geologic map of Washington -- Map no. 13. Geologic map of California, Santa Rosa and Sacramento sheets

Contents: [Legend sheet] -- Map no. 1. Geologic map of Vermont -- Map no. 2. Geologic map of New York, Hudson-Mohawk sheet -- Map no. 3. Geologic map of New York, Niagara sheet. Geologic map of New York, Finger Lakes sheet -- Map no. 4. Geologic map of Virginia -- Map no. 5. Geologic map of stable interior of the United States -- Map no. 6. Paleogeologic maps of Illinois. Sub-St. Peter geologic map. Sub-middle and upper Devonian geologic map. Sub-Pennsylvanian geologic map. Glacial map -- Map no. 7. Geologic map of North and South Dakota. Pre-Mesozoic paleogeologic map of North Dakota -- Map no. 8. Geologic map of Glen Creek, Montana -- Map no. 9. Preliminary geologic map of the Grand Canyon and vicinity, Arizona -- Map no. 10. Geologic map of southeastern Utah -- Map no. 11. Geologic map of the Winnemucca quadrangle, Nevada -- Map no. 12. Geologic map of Washington -- Map no. 13. Geologic map of California, Santa Rosa and Sacramento sheets