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    Title :

    Timekeeping at the US Naval Observatory


    Contributors:


    Publication date :

    2003



    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English



    Classification :

    BKL:    53.70 / 53.70 Nachrichtentechnik, Kommunikationstechnik: Allgemeines / 55.64 Raumfahrzeugführung / 55.54 Flugführung / 55.54 / 55.64
    Local classification TIB:    770/5650





    PRECISION TIMEKEEPING

    CORNES, RANDOLPH | AIAA | 1971


    Timekeeping: 1957 versus 1997

    Semmen, Peter | IuD Bahn | 1998


    Timekeeping and project control

    Online Contents | 1996