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NIST time and frequency radio stations WWW, WWVH, and WWVB

Nelson, Glenn K.
Boulder, Colo. : U.S. Dept. of Commerce, Technology Administration, National Institute of Standards and Technology, Time and Frequncy Division, Physics Laboratory, [2005] 2005

The Official U.S. time

[Boulder, Colo. : National Institute of Standards and Technology, Physics Laboratory, Time and Frequency Division ; Washington, D.C. : U.S. Naval Observatory, 2000]- 2000

Remote frequency calibrations the NIST Frequency Measurement and Analysis Service

Lombardi, Michael A.
Boulder, Colo. : U.S. Dept. of Commerce, Technology Administration, National Institute of Standards and Technology, [2004] 2004

Stopwatch and timer calibrations

Gust, Jeff C.
[Boulder, Colo.] : U.S. Dept. of Commerce, Technology Administration, National Institute of Standards and Technology, 2009. 2009

A Walk through time the evolution of time measurement.

[Boulder, Colo.] : Time and Frequency Division, NIST Physics Lab, [1997] 1997

WWVB radio controlled clocks : recommended practices for manufacturers and consumers

Lombardi, Michael A.
[Boulder, Colo.] : U.S. Dept. of Commerce, Technology Administration, National Institute of Standards and Technology, 2005. 2005