William T. Parry - Böcker

Aristotelian Logic

All Veins Lodes & Ledges Throughout Their Entire Depth

Geology and the Apex Law in Utah Mines

Hiking Guide to the Geology of the Wasatch Mountains

Mill Creek and Neffs Canyons, Mount Olympus, Big and Little Cottonwood and Bells Canyons

Geology of Utah's Mountains, Peaks, and Plateaus

Including descriptions of cliffs, valleys, and climate history