076407306
2004-02-12
2021-09-09T18:55:26
Photometric researches : the Algol-system RT Persei / by Raymond Smith Dugan. Princeton, N. J.: The Observatory, 1911
0000000109096430
male
Dugan, Raymond Smith (1878-1940)
Dugan
Raymond Smith
Raymond Smith Dugan
1878
1940
Photometric researches : the eclipsing variables RV Ophiuchi, RZ Cassiopeiae / by Raymond Smith Dugan / Princeton, N. J. : The Observatory , 1916
Astronomy : a revision of Young's Manual of astronomy / Henry Norris Russell / Rev. ed. / Boston : Ginn and company , [1945-
Astronomy T. I., The Solar system : a revision of Young's manual of astronomy / by H.N. Russell, R.S. Dugan, J.Q. Stewart / Boston : Ginn , 1926
Helligkeiten und mittlere örter von 359 sternen der Plejaden-gruppe / Raymond Smith Dugan / Karlsruhe : G. Braun , 1905
Astronomy T. I., The Solar system : Young's Manual of astronomy / by H.N. Russell, R.S. Dugan, J.Q. Stewart / Boston : Ginn , 1926
Astronomy II, Astrophysics and stellar astronomy : a revision of Young's Manual of astronomy / by Henry Norris Russell,... Raymond Smith Dugan,... John Quincy Stewart,... / Boston : Ginn and company , cop. 1938
Astronomy T. II., Astrophysics and stellar astronomy : a revision of Young's Manual of astronomy / by H.N. Russell, R.S. Dugan, J.Q. Stewart / Boston : Ginn , 1927
Astronomy : a revision of Young's Manual of astronomy ... / by Henry Norris Russell ... Raymond Smith Dugan ... John Quincy Stewart ... / Boston : Ginn and company , [c1926-27]
Astronomy : a revision of Young's Manual of astronomy / by Henry Norris Russell, Raymond Smith Dugan, John Quincy Stewart / Boston : Ginn and company , [c1938]
Photometric researches : the Algol-system RT Persei / by Raymond Smith Dugan / Princeton, N. J. : The Observatory , 1911
Astronomy I, The solar system : a revision of Young's Manual of astronomy / by Henry Norris Russell,... Raymond Smith Dugan,... John Quincy Stewart,... / Revised edition / Boston : Ginn and company , cop. 1945