File:The national parks portfolio (1917) (14596318737).jpg

Identifier: nationalparkspor1917yard (find matches)
Title: The national parks portfolio
Year: 1917 (1910s)
Authors: Yard, Robert Sterling, 1861-1945 United States. National Park Service
Subjects: National parks and reserves
Publisher: Washington, D.C. : U.S. G.P.O.
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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Unearthing the Skeleton of a Giant Dinosaur of Prehistoric Days
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RAINBOW BRIDGE NATIONAL MONUMENT nPHIS natural bridge is located within the Navajo Indian Reservation, near^ the southern boundary of Utah, and spans a canyon and small streamwhich drains the northwestern slopes of Navajo Mountain. It is of greatscientific interest as an example of eccentric stream erosion. Among the known extraordinary natural bridges of the world, this bridgeis unique in that it is not only a symmetrical arch below but presents also acurved surface above, thus suggesting roughly a rainbow. Its height abovethe surface of the water is three hundred and nine feet and its span is two hun-dred and seventy-eight feet. The existence of this natural wonder was first disclosed to William B.Douglass, an examiner of surveys of the General Land Office, on August 14,1909, by a Piute Indian called Mikes boy, later Jim, who was employedin connection with the survey of the natural bridges in White Canyon, Utah. THE PAPAGO SAGUARO NATIONAL MONUMENT VV/I^HIN t^^^ national monument, w

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