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Significats de american ephemeris en anglès

Encara no tenim significats per a "american ephemeris".
Ús de american ephemeris en anglès
1
The first appropriation for an American ephemeris and nautical almanac was made by Congress in 1849.
The Reminiscences of an Astronomer
2
The preparation of the American Ephemeris and Nautical Almanac was commenced in 1849, under the superintendence of the late Rear-Admiral, then Lieutenant, Charles Henry Davis.
Side-Lights on Astronomy and Kindred Fields of Popular Science
3
Since taking charge of the American Ephemeris I have endeavored to ascertain what nautical almanacs are actually used by the principal maritime nations of Europe.
Side-Lights on Astronomy and Kindred Fields of Popular Science