Add to ORKGRogers (W.-A.). — Comparison of positions of stars between 49°5o' and 55°10' of north declination.... (Annals of the Astronomical Observatory of Harvard College, t. XXV). In: Bulletin astronomique, tome 11, 1894. pp. 362-363
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
Callandreau Octave. Davis (Herman S.). — Declinations and Proper Motions of 56 stars. (Contributions...
Chart showing positions of stars within 3 degrees from the North Celestial Pole (reduced for 1855.0)...
C. O. W.-L. Elkin — Determination of the relative positions of the principal stars IN the group of t...
Burnham (S.-W.). — A general Catalogue of Double Stars, within 121° of the North Pole. — Part I : Th...
Pub. also as House doc. 143, 61st Cong., 2d sess.Bibliographical footnotes.Mode of access: Internet
W.-A. Rogers et Miss Anna Winlock — A Catalogue of 130 polar stars for the epoch of 1875, 0, resulti...
Truman Henry Safford — Observations of the mean right ascension of certain polar stars, made at the ...
C. O. Meridian circle observations of close polar stars (Annals of Harvard College observatory, t. X...
At head of title: Results of astronomical observations made at the Observatory of Harvard College, u...
Lagarde I. Corrections to right ascensions and declinations for 1532 stars for the year 1915, comput...
No general t.-p.; each part has special half-title.Catalogue of concluded mean right ascensions and ...
Reprinted from: Reports upon the survey of the boundary between the territory of the United States a...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
Callandreau Octave. Davis (Herman S.). — Declinations and Proper Motions of 56 stars. (Contributions...
Chart showing positions of stars within 3 degrees from the North Celestial Pole (reduced for 1855.0)...
C. O. W.-L. Elkin — Determination of the relative positions of the principal stars IN the group of t...
Burnham (S.-W.). — A general Catalogue of Double Stars, within 121° of the North Pole. — Part I : Th...
Pub. also as House doc. 143, 61st Cong., 2d sess.Bibliographical footnotes.Mode of access: Internet
W.-A. Rogers et Miss Anna Winlock — A Catalogue of 130 polar stars for the epoch of 1875, 0, resulti...
Truman Henry Safford — Observations of the mean right ascension of certain polar stars, made at the ...
C. O. Meridian circle observations of close polar stars (Annals of Harvard College observatory, t. X...
At head of title: Results of astronomical observations made at the Observatory of Harvard College, u...
Lagarde I. Corrections to right ascensions and declinations for 1532 stars for the year 1915, comput...
No general t.-p.; each part has special half-title.Catalogue of concluded mean right ascensions and ...
Reprinted from: Reports upon the survey of the boundary between the territory of the United States a...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...
In order to contribute to the alignment of the radio and optical reference frames, 50 stars with con...