The stratigraphy, paleontology depositional and diagenetic history of the middle-upper Devonian Cedar Valley group of central and eastern Iowa, J. Day and B. J. Bunker, editors, 1992, 195 p., 3 parts. The Guidebook Series includes guidebooks for field trips sponsored by the Iowa Geological Survey or co-sponsored with various organizations such as the Geological Society of America, the Geological Society of Iowa, and the Iowa Academy of Science.