| Roadside Geology Series plus some others with similar titles.
 Roadside Geology of Northern California, by David D. Alt, Donald W. Hyndman
Roadside Geology of Oregon, by David D. Alt, Donald W. Hyndman
 Roadside Geology of Washington, by David D. Alt, Donald Hyndman
Roadside Geology of Idaho, by David Alt, Donald W. Hyndman
 Roadside Geology of Montana, by David Alt, Donald W. Hyndman
Roadside Geology of Wyoming, by Darwin R. Spearing, David R. Lageson
 Roadside Geology of Colorado, by Halka Chronic
Roadside Geology of Utah, by Halka Chronic
 Roadside Geology of Arizona, by Halka Chronic
Roadside Geology of Texas, by Darwin Spearing
 Roadside Geology of Louisiana, by Darwin Spearing
Roadside Geology of Hawaii, by Richard W. Hazlett, Donald W. Hyndman
 Roadside Geology of Maine, by Dabney W. Caldwell, Kathleen Ort (Editor)
Roadside Geology of Virginia, by Keith Frye, David Alt (Editor), Donald W. Hyndman (Editor)
 Roadside Geology of Vermont and New Hampshire, by Bradford B. Van Diver, David Alt, Donald W. Hyndman
Roadside Geology of New Mexico, by Halka Chronic, David Alt, Donald W. Hyndman
 Roadside Geology and Biology of Baja California, by Edwin Minch, Jason Minch John Minch
 Roadside Geology of Alaska by Cathy Connor, Daniel O'Haire
Roadside Geology of South Dakota, by John Paul Gries
Roadside Geology of the Yellowstone Country, by William J. Fritz
Roadside Geology of New York, by Bradford Van Diver
Roadside Geology of South Dakota, by John Paul Gries
Roadside Geology of Indiana, by Mark J. Camp, Graham T. Richardson (different than the series)
Roadside Geology of Pennsylvania, by Bradford B. Van Diver (out of print - click for more info)
Roadside Kansas: A Traveler's Guide to Its Geology and Landmarks, by Rex C. Buchanan, James R. McCauley
Roadside Geology of U S Interstate 80 Between Salt Lake City and San Francisco, by Kenneth Hamblin
Roadside Geology of Ontario: North Shore of Lake Superior (Rock on Series 2), by E.G. Pye
A Roadside Guide to the Geology of the Great Smoky Mountains National Park, by Harry L. Moore |
