NIST-F1 Cesium Fountain Clock PhotographsBack to News ReleaseTo download hi-res jpeg versions Shift Left Mouse click on images. |
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Copyright 1999 Geoffrey
Wheeler
NIST-F1 CESIUM FOUNTAIN CLOCK WITH DEVELOPERS STEVE JEFFERTS AND DAWN MEEKHOF (L to R) |
Copyright 1999 Geoffrey
Wheeler
NIST-F1 CESIUM FOUNTAIN CLOCK |