Word: colorados
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Dates: during 1950-1959
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Since then the Denver and Colorado Federation of Teachers has been trying to have the books reinstated and submitted recommendations two months ago to the Board of Education of Denver...
...Arequipa, Peru. This one was abandoned because of long periods of cloudy weather. The Astronomy Department now operates from the central observatory on Summer House Hill on Concord Avenue. It also has a subsidiary station at Agassia (Dormerly Oak Ridge station) in Massachusetts two high altitude sites in Colorado, three stations in New Mexico, and at the Boyden station on Harvard Kopje on the high veldt of interior South Africa...
...during Pickering's forty two-year reign that Harvard began establishing its distant posts. Picketing set out in search of conditions of atmosphere most favorable in "respect to clearness steadiness, and equability of temperature." He experimented at stations between 6,000 and 14,000 feet in the Rockies in Colorado. Performing work at the higher attitude ever attempted including Pike's peak...
During the last thirty odd years under Shapley's administration, the Observatory has made its greatest strides forward. It was he who established the Agassiz Station at Harvard, the transfer of the southern station from Peru to South Africa, and with the collaboration of Menzel, the installation at Climax, Colorado. The new headquarters building in Cambridge was built under his direction, and provides fireproof housing for the nearly half million plates which contain Harvard's history of the sky for the past sixty years...
With the biggest station in the East and one of the oldest in the South, Harvard would not be complete without boasting the highest observatory in the world. This is at Climax, Colorado, at an elevation of 11,520 feet. This solar station is jointly operated with the University of Colorado, and is equipped with a special telescope which completely eliminates or greatly reduces all the deficiencies of ordinary telescopes for coronal photography...