Beautiful Spas and Hot Springs of California: Revised and Updated Edition
by Melba Levick (Photographer), Stanley Young

Great Hot Springs of the West: Arizona California Colorado Montana Idaho Nevada New Mexico Oregon Utah Washington Wyoming
by Bill Kaysing, Ruth Kaysing

Beautiful Spas and Hot Springs of California
by Melba Levick (Photographer), Stanley Young

Touring California & Nevada Hot Springs
by Matt Bischoff

Hot Springs of Northern California
by George Williams III