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Scientific American, Vol. 97, No. 11 (September 1907) (1907)
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s from the truth in a few revolutions, as is com- by the conditions of the contract, a speed of 30 knots the tables of astronomy in some thousands of years. mon with orreries." His biographer ingeniously says "When the machine is put in motion, by the turn- with an initial displacement of 571 tons… … competition for its possession at jt'ig. 1.—The Large Face of tbe Orrery. Fiff. 2.- The Smaller Faces of the Orrery. Once arose between Princeton A FORGOTTEN MASTERPIECE. © 1907 SCIENTIFIC AMERICAN, INC.Bridge · Object · Cement · Feet · Adapted · Scientific American · Patents · Reinforced concrete · Life insurance · American supplement · Particulars address · American supplements · Lower chord · Portland cement · American september · Water works
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