20160731 frey50
The Cambridge Encyclopaedia of Astronomy editor-in-chief, Simon Mitton ; foreword by Sir Martin Ryle. - New York : Crown Publishers, 1977. - 481 p. : ill. ; 27 cm.
Includes index.
0517528061 9780517528068
77002766
Astronomy.
Astronomie.
QB43.2 / .C35
520
The Cambridge Encyclopaedia of Astronomy editor-in-chief, Simon Mitton ; foreword by Sir Martin Ryle. - New York : Crown Publishers, 1977. - 481 p. : ill. ; 27 cm.
Includes index.
0517528061 9780517528068
77002766
Astronomy.
Astronomie.
QB43.2 / .C35
520