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 the form of the name Oregon, it is now quite certain that he did not originate the name itself. That was apparently done by Major Robert Rogers, an English army officer who was commandant at the frontier military post at Mackinac, Michigan, during the time of Carver's journey into the upper valley of the Mississippi. For full particulars of this matter see Oregon Historical Society Quarterly volume XXII, No. 2, for June, 1921, which contains an authoritative article by T. C. Elliott. See also under the name. Rogers used the form Ourigan.

, Lincoln County. Cascade Head is a jagged, heavily wooded cape with a cliff on the seaward side, about three miles long and in places is over 700 feet high. It was named because of the fact that its face is cut deep by gorges through which the waters of three creeks are discharged from cascades 60 feet to 80 feet high. The name was applied to it by George Davidson of the U. S. Coast Survey in the Coast Pilot for 1869.

, Hood River County. The federal government adopted a plan for permanent improvements at the Cascades of the Columbia River in 1875, and began work in 1878. For the history of the construction of the Cascade locks see The Oregonian, January 1,1895, page 8. The locks were completed November 5, 1896. The community was named for the locks. Scott's History of the Oregon Country, volume III, page 190 gives a detailed history of the various aids to transportation developed at this point. Cascade Locks has an elevation of 99 feet.

. The Cascade Range is the great mountain backbone of Oregon and Washington, and divides both states into separate climatic and geographic provinces. Probably the first attempt at a name for the range was by the Spaniard, Manuel Quimper, 1790, who roughly mapped it as Sierra Madras de S. Antonio. In 1792, George Vancouver, the English explorer, gave