>From lists-owner at amber.cecer.army.mil Thu Sep 10 16:30:31 1992 >From: Prasanna Kumar Kondapaneni <prasanna at forestry.auburn.edu> > >Is it possible to combine two vector maps into a single map >layer (e.g., primary and secondary roads)? > >Prasanna > I would guess that you could use v.db.rim to do this.