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Charles D Ghilani

CHARLES D. GHILANI, PhD, is Professor of Engineering and Program Chair for the B.S. in Surveying program at Pennsylvania State University. Paul R. Wolf, PhD, deceased, was Emeritus Professor, Department of Civil and Environmental Engineering, University of Wisconsin. He was the author of Elements of Photogrammetry and coauthor of the bestselling Elementary Surveying, now in its eleventh edition.