1 matching record(s)
file W (Stack)Ditisheim, Paul
"Demonstration of (a) A New Balance for Compensating the Temperature Error of Watches and Chronometers, and (b) A Centre-Seconds Marine Chronometer with Electric Contacts"
offprint (with plate) from Proceedings of the Physical Society of London, vol. 35 part 5, August 15, 1923.
[Unknown]
1923