Galaxies and the universe; [lectures]

Galaxies and the universe; [lectures] Lodewijk Woltjer, editor. - New York, Columbia University Press, 1968. - xv, 112 p. illus. 21 cm.

Held on the occasion of the 1966 Vetlesen Prize award to Jan Hendrik Oort.

Includes bibliographies.

An appreciation of Jan Hendrik Oort, by B. Str�omgren.--Radio astronomical studies of the galactic system, by J. H. Oort.--Spiral structures in galaxies by C.C. Lin.-- Some recent results of X-ray astronomy, by B. Rossi.--The time scale for creation, by A. Sandage.

68020445


Galaxies.
Radio astronomy.

QB855 / .V48 1966