The 2013 NAWCC Ward Francillon Time Symposium and Special Exhibition of Spectacular Clocks, Watches, and Sundials
by The Pre-Eminent Master
Thomas Tompion (1639–1713)

California Institute of Technology Pasadena, California

7-9 November 2013

Friday, November 8
Session II: Keeping Time

Chair

Dava Sobel, author, East Hampton, New York

14:00

“The Bell and the Clock: The Need for Public Time”
Dava Sobel, author, East Hampton, New York

14:15

“From Sun and Water to Weights: Public Time Devices from Antiquity to c. 1650”
Anthony Turner, author and historian of scientific instruments, Le Mesnil-Le-Roy, France

15:00

Break and refreshments

15:30

“Precision Crunching, 1650-1900: Measuring Time Accurately over 250 Years”
Jonathan Betts, Senior Curator of Horology, Royal Museums Greenwich, London, U.K.

16:15

“Bond Time: Pendulum, Spring, and Wire”
Donald Saff, art historian, artist, and author, Oxford, Maryland

17:00

Panel discussion

17:15

Break for dinner

19:30 - 23:00

Reception for information exchange