Word: alvan
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Dates: during 1882-1882
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...Alvan Clark & Sons of this city are building a telescope for the Russian government, to be placed in the observatory at Polkova. It will be 45 feet long, and the diameter of the object-glass is 30 inches. The telescope will be the largest ever made...
...company of young ladies from the senior class at Wellesley recently visited the work-shop of Alvan Clark & Son's, Cambridge. After seeing the various departments connected with instrument-making, the class visited Harvard College Observatory, where the members were received by Professor Edward C. Pickering and shown through the several rooms. Professors Hayes and Whiting accompanied the seniors...