This content is only available via PDF.
© 1956 American Institute of Physics.
1956
American Institute of Physics
You do not currently have access to this content.
John Putnam Marble, S. F. Singer; Report of the Committee on the Measurement of Geologic Time, 1953–1954. Physics Today 1 July 1956; 9 (7): 28. https://doi.org/10.1063/1.3060031
Download citation file:
Purchase an annual subscription for $25. A subscription grants you access to all of Physics Today's current and backfile content.