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Rh indicating the obstruction in the river. David Thompson, of the North-West Company of Montreal, on July 13, 1811, referred to "Rapids and Falls" and on July 27 to "Great Rapid." John Work, of the Hudson's Bay Company, on June 22, 1825, wrote: "Embarked at 3 o'clock and reached the Cascades at 1." (Washington Historical Quarterly, volume V., page 85). David Douglas, the botanist, in his journal for 1826 uses the word often, but not always for the same locality. Rev. H. H. Spalding, writing from Fort Walla Walla on October 2, 1836, uses the words: "The Cascades or Rapids."

, Jackson and Klamath Counties. The various branches of Castle Creek rise on the west slopes of the rim of Crater Lake, and Castle Creek itself flows into Rogue River. It was named Castle Creek because of the many spires and pinnacles in the canyon.

, Gilliam County. It does not seem to have taken much imagination on the part of early settlers to build rock castles in the air, for there are Castle Rocks in most of the counties of the state, the one about a mile west of the station of that name in Gilliam County being probably the best known. It is a low bluff, but is said actually to resemble a castle from the river. It is not known when this rock was first named. The railroad company has dropped the second word of the name for the station, as a matter of simplification.

, Clatsop County. Cathlamet Bay is on the south side of the Columbia River east of Tongue Point. Like many other Indian names, its meaning is hard to trace. Myron Eells identified the word with the Indian name Kalama, which is a town in Washington. On November 11, 1805, Lewis and Clark passed near the Indian village of Cathlamet, and referred to Calt-har-mar nation of Indians. Thwaites refers to this nation as an extinct Chinookan tribe. It was obviously a small unimportant group of natives, and there is a possibility that