UBVRI imaging photometry of the open cluster Cr 272 R. A. Vázquez, G. Baume, A. Feinstein and P. Prado Astron. Astrophys. Suppl. Ser., 124 1 (1997) 13-21 Published online: 15 July 1997 DOI: 10.1051/aas:1997176