1. 2003-11-05 Re: [R] converting column to factor *within* Philippe Glaziou 2. 2003-11-05 RE: [R] converting column to factor *within* Simon Fear 3. 2003-11-05 Re: [R] converting column to factor *within* Prof Brian Riple 4. 2003-11-05 [R] converting column to factor *within* a d Pascal A. Niklau