00607nam a2200193Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library 524.7(082.1) OBS Observational aspects of galactic structure edited by A. Blaauw and L.N. Mavridis. Athens NATO Science Committee 1965 [various pagings.] Astronomy and astrophysics thesaurus Galactic nuclei 3453 Galactic structure 3050  Mavridis, L. N. 4736 Blaauw, A., ed. 2911 BK 2658 2658 0 0 0 0 BAN BAN GEN 1966-04-13 0 524.7(082.1)/ OBS 2965 2021-11-05 1966-04-13 BK