Salt Lake City, UT: Utah Geological Association, 1991. Paperback. 394pp. Quarto [28 cm] Illustrated wraps. Very good. The wraps are mildly rubbed and creased. There is an old price sticker on the front cover. There is a small closed tear in the top edge of the front cover as well. Item #36400
1991 Field Symposium. Includes contributions by Irving J. Witkind, Jean Semborski, Craig D. Morgan, Steven F. Robison, and others.