U.S. Department of Agriculture, Forest Service ; compiled at District Office, Missoula, 1916 from U.S.G.S., G.L.O., Forest Service and other surveys ; traced at Washington Office by E.L. Mehurin, 1921
Relief shown by hachures and spot heights.
"Boise Meridian."
Pend Oreille National Forest was added to the Kaniksu National Forest on Sept. 30, 1933; a smaller southern portion was transferred to the Coeur d'Alene National Forest on the same date.