1. 1999-10-01 Re: group variable sas-l ray 2. 1999-09-30 Re: group variable sas-l Howard Schreier 3. 1999-09-30 Re: group variable sas-l Peter Crawford 4. 1999-09-30 Re: group variable sas-l Thibaud Taudin Cha 5. 1999-09-30 Re: group variable sas-l Larry Kemp 6. 1999-09-30 group variable sas-l ray