A combined optical/infrared spectral diagnostic analysis of the HH1 jet B. Nisini, F. Bacciotti, T. Giannini, F. Massi, J. Eislöffel, L. Podio and T. P. Ray A&A, 441 1 (2005) 159-170 Published online: 13 September 2005 DOI: 10.1051/0004-6361:20053097