This 328-page hardback volume printed by the Illinois State Geological Survey includes over 1200 full-color, high-resolution photographs of fossil specimens col

Geology of Illinois has been compiled from more than a century of earth science investigations in Illinois. For the first time, this information has been summar

This book discusses the karst and pseudokarst of the Upper Midwest, USA, consisting of the states of Minnesota, Wisconsin, Iowa, and Illinois—the first region

The Pleistocene deposits of Wisconsin consist of a complex sequence of deposits differing in origin, age, lithology, thickness, and extent. This book presents a