VIBRATIONALLY RESOLVED PHOTOELECTRON-AUGER ELECTRON COINCIDENCE SPECTROSCOPY OF SMALL MOLECULES J. Viefhaus, U. Hergenhahn, R. Hentges, A. Rüdel, and U. Becker Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, D-14195 Berlin, Fed. Rep. of Germany Time-of-flight electron-electron coincidence spectroscopy allows to disentangle Auger spectra of different vibrational states in molecules. First results of vibrationally resolved non-resonant KVV Auger spectra of CO will be presented.