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From Sundials to Atomic Clocks: Understanding Time and Frequency

James Jespersen, Jane Fitz-Randolph - 1999 - 320 pages
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NBS Monograph, Issue 162

1981 - 188 pages
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NBS Monograph

United States. National Bureau of Standards - 1973 - 192 pages
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NBS Monograph

United States. National Bureau of Standards - 1968 - 168 pages
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NBS Monograph, Issue 61

1966 - 380 pages
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NBS Monograph

1964 - 72 pages
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NBS Monograph, Issue 53

1962 - 586 pages
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NBS Monograph, Issue 32, Part 1

1961 - 488 pages
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NBS Monograph, Issue 32, Part 2

1961 - 284 pages
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NBS Monograph, Issue 1

1959 - 74 pages
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