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While the manuscripts to which the Book of Deer is closest in character are all Irish, most scholars argue for a Scottish origin, although the book was undoubtedly written by an Irish scribe. The book has 86 folios; the leaves measure 157 mm by 108 mm, the text area 108 mm by 71 mm. It is written on vellum in brown ink and is in a modern binding.
The Exploration of the Colorado River and Its Canyons by John Wesley Powell is a classic [1] [2] of American exploration literature. It is about the Powell Geographic Expedition of 1869 which was the first trip down the Colorado River by boat, including the first trip through the Grand Canyon .
The American Experience: Lost in the Grand Canyon - Companion site to the PBS series about Jown Wesley Powell's Colorado River journey. It includes a timeline, maps, and program information. Stereoviews of Indians and the Colorado River from the J.W. Powell Survey, ca. 1869-1874, The Bancroft Library
The following is a tree demonstrating the points at which the major and minor tributaries of the Colorado River branch off from the main river and from each other. (Source-upstream) Fraser River; Muddy Creek; Blue River. Snake River; Tenmile Creek; Piney River; Eagle River. Gore Creek; Roaring Fork River. Fryingpan River; Crystal River; Plateau ...
The river's first diversion is here at its headwater. The Grand Ditch redirects water from the Never Summer Mountains, which would have flowed into the Colorado River, to instead flow across the divide through La Poudre Pass to irrigate farmland to the east. Near the source of the Colorado River in Rocky Mountain National Park, Colorado
By the early 1970s, there was also serious concern about salinity caused by salts leached from local soils by irrigation drainage water, which were estimated to add 10 million short tons (9,100,000 t) of excess salt to the river per year. The Colorado River Basin Salinity Control Act was passed in 1974, mandating conservation practices ...
The Capreolinae includes caribou deer (reindeer), whitetail deer, roe deer, and moose. As such, they are two different species within the same subfamily: whitetail deer ( Odocoileus virginianus ...
The Colorado River, which means 'red' [7] or 'reddish' river in Spanish, [8] was frequently confused by Spanish explorers with the Brazos River to the north. [6] The European discoverer of these two neighboring rivers called the present Colorado River the Brazos de Dios, and called the present Brazos the Colorado River. The two names would ...