Word: domes
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Dates: during 1880-1889
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...Lick Observatory on Mt. Hamilton, California, has been finished at last and will soon be formally made over to the State University. The long, delicate work of making and mounting the enormous telescope has been successfully accomplished. A defect in the movement of the revolving floor of the dome will be remedied by means of four hydraulic rams which will move the floor at the rate of a foot per minute. The observatory has been provided with the best and most perfect astronomical instruments, including a spectroscope having a prismatic field of thirteen feet. More than $600,000 have been...
...largest observatory dome in the world is being built for the University of Michigan. It weighs ten tons and has a diameter of 45 ft. 4 in. at the base...
...pierce the silence' tenuous dome...
...observatory has been build upon Mount Hamilton near San Jose, at an altitude of over 4000 feet, to form a suitable site for which 40,000 tons of the hardest granite had to be removed. The lens will rest upon silver supports in an iron box until the steel dome and the mountings are finished. It is expected that everything will be perfected by next September, when the building and contents will be given into the care of the University of California. - Yale News...
...University of Michigan will have the largest observatory dome in the world, its weight being ten tons, and its diameter 45 feet 4 inches...