Map PDF PDF of Surficial Geology of Wheeling Quadrangle, Lake and Cook Counties, Illino… General Information: Description Two 36" x 30" map sheets; sheet 1 contains map and legends; sheet 2 includes descriptive text with 5 figures and 1 cross section. Publication Details: Publication Date 2008 Authors Michael L. Barnhardt Map Details: Theme Surficial Geology Quadrangles Wheeling Scale Category Quadrangle Scale 1:24,000
