<x-rich>At 8:43 AM -0400 8/17/98, Uncle John wrote:
SNIP>>> > >Thanks for the responses to my earlier question about Hc. I'm trying to >teach a friend minimal navigation. For a chronograph we're using GPS. John: You DO mean <underline>Chronometer,</underline> don't you? <underline> </underline>A Chronograph is an event timing and recording watch. John Harrison never owned one! Ray Ray Bates, MBHI, Pres. The British Clockmaker, Inc. P.O. Box 102, 49 West Street Newfane, VT 05345 USA Specialists in the restoration of Antique Clocks, Marine Chronometers, Precision Regulators, and Automata. http://www.thebritishclockmaker.com </x-rich>