Time and frequency users' manual /Publisher: [Washington] : Dept. of Commerce, National Bureau of Standards : for sale by the Supt. of Docs., U.S. Govt. Print. Off.,
Date: 1979. This title can be found in 1 Iowa libraries.
Time and frequency users' manual /Author: Kamas, George,
Publisher: Boulder, Colo. : Department of Commerce, National Bureau of Standards, Institute for Basic Standards, Time and Frequency Division,
Date: 1977. This title can be found in 1 Iowa libraries.
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