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12. Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian Basin from Richland County, Ohio to Rockingham County, Virginia
13. Structure map of Archean rocks, Palmer and Sands 7 1/2-minute quadrangles, Michigan, showing Great Lakes tectonic zone
14. Summary and interpretive geochemical maps of West Virginia
15. Surficial geologic map of parts of the Rochester and Somersworth quadrangles, Strafford County, New Hampshire
16. Surficial geologic map of parts of Union and Snyder counties, Pennsylvania
17. Surficial geologic map of the Salt Lake City segment and parts of adjacent segments of the Wasatch fault zone, Davis, Salt Lake, and Utah counties, Utah
18. Surficial geologic map of the Steamboat Springs 30ʹ x 60ʹ quadrangle, Grand, Jackson, and Routt counties, Colorado
19. Surficial geologic map of the Walden 30ʹ x 60ʹ quadrangle, Jackson, Larimer, and Routt counties, Colorado
20. Surficial geologic map of the Wasatch fault zone, eastern part of Utah Valley, Utah County and parts of Salt Lake and Juab counties, Utah
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