On Tue, 10 Jul 2012, Eli the Bearded wrote:   
      
   > Large piece, printed on a wide line printer, then used in Rolling   
   > Stone in 1972. This uses overprinting to get dark colors, but does   
   > not, say, advance by half-lines or use tightly spaced characters.   
      
   Read a book once (late 80s and it was an older book then) that used a 3-d   
   model to calulate the Fourier transform image, printed it to a line   
   printer, overstrikes & all, photographically reduced it & presto! instant   
   hologram!   
      
      3ch   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)