The May auction will feature the Ted Crom Horological Tool Collection and Library. Known throughout the world, this important collection spans three centuries and is featured in six books written by Dr. Crom. The sale will include two Rose Engines including an important example from the shop of A. L. Breguet, Paris, wheel cutting engines, lathes, depthing tools, watch and clock maker’s hand tools and the extensive Crom library with horological titles from the 18th, 19th and 20th centuries. In addition, this sale will feature the David Evans Collection of Liverpool watches, 1785-1850 and an extensive collection of American and European clocks and scientific instruments. For sale information, contact Robert C. Cheney at science-tech@skinnerinc.com