Placer Gold Deposits of the Sierra Nevada by Paul D. Morrison.
If you are searching for gold in the Sierra Nevada, do yourself a favor and get a copy of this book. It is a compilation of a century's worth of mineral resource surveys, mine production data, river dredging locations, over 20 county maps, and much more. A small investment to increase your odds of striking it rich! This book is a 6" x 9" paperback with 192 pages.
Placer Gold Deposits of the Sierra Nevada Table of Contents