Basic astronomical data.
Strand, K. Aage 1907-
Basic astronomical data. - 495 p. illus. 25 cm. - Stars and stellar systems, 3 . - Stars and stellar systems ; 3. .
Includes bibliography.
63011402 /L/r84
Stars.
QB801 / .S75
523.8
Basic astronomical data. - 495 p. illus. 25 cm. - Stars and stellar systems, 3 . - Stars and stellar systems ; 3. .
Includes bibliography.
63011402 /L/r84
Stars.
QB801 / .S75
523.8