Books by Newell P. Campbell
Geology profiles of the Steamb
Geology profiles of the Steamboat Springs area
Geology of the Naches Ranger D
Geology of the Naches Ranger District, Wenatchee National Forest, Kittitas and Yakima Counties, Washington
Geology of the Yakima area
Geology of the Yakima area
Caves of Montana
Caves of Montana
A geologic road log over Chino
A geologic road log over Chinook, White Pass, and Ellensburg to Yakima highways