Title :
The Need for a New Type of Frequency and Time Standard
Author_Institution :
National Bureau of Standards, Washington, D.C.
Keywords :
Earth; Frequency control; Frequency measurement; Measurement standards; NIST; Reproducibility of results; Time measurement; Uncertainty; Voting; Wavelength measurement;
Journal_Title :
Proceedings of the IRE
DOI :
10.1109/JRPROC.1954.274564
