The New International Encyclopædia/Sellers, Coleman

SEL′LERS, Coleman (1827— ). An American engineer and inventor, born in Philadelphia, Pa. He was associated with the Globe Rolling Mills, at Cincinnati, Ohio; the Niles Company locomotive works; and afterwards became a partner in the firm of William Sellers & Co., manufacturers of tools. His inventions include a coupling device for connecting shafting, an arrangement for feed disks for lathes, and a kinematoscope. In 1881 he became professor of mechanics in Franklin Institute, and in 1886 nonresident professor of engineering practice in the Stevens Institute of Technology. It was through his advice as consulting engineer that the work of developing the water power of Niagara was undertaken, and he became head engineer in that enterprise.