1. Maurice, Klaus and Mayr, Otto, eds. 1980.The Clockwork Universe290–306. Washington, D.C.: Neale Watson Academic Publishers, N.Y. Smithsonian Institution. For the mechanization of the Juvet Time Globes, see the following Louis Paul Juvet United States Patents: No. 60,740, Jan. 1, 1867; No. 64,989, May 21, 1867; No. 189,042, Sept. 15, 1876; No. 220,480, Oct. 14, 1879; No. 238,913, March 15, 1881; and No. 238,914, March 125, 1881. For earlier clockwork driven celestial globes, see