Word: mirror
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...reflecting telescope, the largest of its kind in the world, is now being installed in the Observatory. Its mirror, which was purchased from the estate of Dr. A. A. Common of Ealing, England, in 1904, is five inches thick, has a diameter of five feet, and weighs over half a ton. Three months of continuous work were spent in shaping the mirror from the rough disc, and 410,000 strokes of the polishing machine were needed to give it the required smoothness. The preparation of the site was begun September 28, 1904, and the remounting has since gone on slowly...
...Mirror of the Sea," by J. Conrad...
...Lamp--"Tate Wilkinson's Mirror," by R. Bergengren...
Professor Pickering of the University Astronomical Observatory and a number of assistants were busily engaged during the eclipse of the moon last night making observations and photographs of the various phenomens. The photographic work was directed toward the discovery of any satellites to the mirror which may possibly exist. It will probably be some days before the observers will be able to compute the measurements taken last night and assert their full significance...
...works Hawthorne put the stamp of his own individuality. They mirror the delicacy and airiness of his genius, and are tinged with the deep moral problems and convictions that entered into his life...