A multi-frequency study of the radio galaxy NGC 326 - I. The data M. Murgia, P. Parma, H. R. de Ruiter, M. Bondi, R. D. Ekers, R. Fanti and E. B. Fomalont A&A, 380 1 (2001) 102-116 Published online: 15 December 2001 DOI: 10.1051/0004-6361:20011436