Utah Mountaineering Guide, 3rd Edition (Michael R. Kelsey) Great guide for climbs throughout state, minimal details.
Wasatch Tours, Volume 2 (Kelner, Hanscom) Focuses on northern Wasatch, great photos and information for hiking or winter travel.
Wasatch Tours, Volume 3 (Kelner, Hanscom) Focuses on southern Wasatch, more quality photos and information.
Trails of the Wasatch South (Gary C. Nichols) Pocket guide for hikes in Utah County, done very well.