Speaking of pendulums... BBC: The Clock That Changed the World (BBC History of the World) https://www.youtube.com/watch?v=T-g27KS0yiY 29 minutes
Fantastic pictures of of two of Harrison's early pendulum clocks. One has been running for 300 years - no lubrication. -- These are my opinions. I hate spam. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
