Source book in astronomy, 1900-1950 /
Shapley, Harlow, 1885-1972,
Source book in astronomy, 1900-1950 / Harlow Shapley. - Cambridge : Harvard University Press, 1960. - xv, 423 p. : illus., diagrs., tables. ; 24 cm. - Source books in the history of the sciences .
"Identification and sources": p. 411-417.
60-013294
Astronomy.--------
520.82 SHA
Source book in astronomy, 1900-1950 / Harlow Shapley. - Cambridge : Harvard University Press, 1960. - xv, 423 p. : illus., diagrs., tables. ; 24 cm. - Source books in the history of the sciences .
"Identification and sources": p. 411-417.
60-013294
Astronomy.--------
520.82 SHA