00496nam a2200145Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library Smith, H. J. 15267 Some investigations of short - periods cluster - type variables (Ph. D. Thesis) H. J. Smith Cambridge Harvard University Press 1955 Astronomy 80 Cluster variables 15268 BK 9095 9095 0 0 0 0 BAN KAV GEN 1987-08-24 0 9996 2021-11-05 1987-08-24 BK