Differential refraction in positional astronomy
Varnum, William B.
Differential refraction in positional astronomy William B. Varnum - New York Carnegie Institution of Washington 1922 - 50p
Astrometry
Astronomy and Astrophysics thesaurus
Refraction
521.9 / VAR
Differential refraction in positional astronomy William B. Varnum - New York Carnegie Institution of Washington 1922 - 50p
Astrometry
Astronomy and Astrophysics thesaurus
Refraction
521.9 / VAR