Alphabetical List 18th Century Watchmaking American Watchmaking Bibliography Complications English Watchmaking Machine Watchmaking Self-Winding Watches Animations of Stop-Work Swiss Watchmaking Watchmaking and Repair Miscellaneous
Contact Me

Berthoud, Harrison, and Lalande, A Near Myth

By Richard Watkins

2011, 11 pages, ill

In 1763 Ferdinand Berthoud and Charles Camus went to London to examine John Harrison's marine chronometers. While they were there, they met the astronomer Jerome Lalande, who kept a diary of his trip to England. This article examines these events. It was published in the NAWCC Bulletin, December 2005.

This book is provided as an Adobe Acrobat PDF file of about 2 MB:

Illustration: Russian Poljot marine chronometer.