United States Naval Observatory
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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])*
1 books in the database
Books
Co-authored books and collections
Books that list United States Naval Observatory among their authors but not as the lead author: co-written works, collections and compilations.
