Coupled Oscillations of a Helical Spring
[no place]: [ no publisher ] 1923. 529-535 pages plus grey printed wrappers. An offprint from the Journal of the Optical Society of American and Review of Scientific Instruments, Vol VII, No 7, July 1923. Folded, soiled, tears, but complete - a generally worn copy. Fair. Wraps.
A paper..... More
