TY  - BOOK
AU  - Woltjer,Lodewijk
AU  - Oort,Jan Hendrik
ED  - Vetlesen Symposium
TI  - Galaxies and the universe: [lectures]
AV  - QB855 .V48 1966
PY  - 1968///
CY  - New York
PB  - Columbia University Press
KW  - Galaxies
KW  - Radio astronomy
N1  - 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
ER  -