Date of birth: 6 December 1830
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The **United States Naval Observatory** (USNO) is one of the oldest scientific agencies in the United States, with a primary mission to produce Positioning, Navigation, and Timing (PNT) for the U.S. Navy and the U.S. Department of Defense.
*(cited from Wikipedia [English])*

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Rudolf Steiner, Trans. By J. C. McCulloch; Co-published With Modern Spirit Press

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