Merge several EPS files to one file

gs -sDEVICE=epswrite     -dNOPAUSE -dBATCH -dSAFER     -sOutputFile=merged.eps   *eps

Merge EPS and convert EPS to PDF

gs -sDEVICE=pdfwrite     -dNOPAUSE -dBATCH -dSAFER     -sOutputFile=merged.pdf  *eps

http://www.linuxjournal.com/content/tech-tip-using-ghostscript-convert-and-combine-files

The best way to concert a bunch of eps file to a combined pdf file is,

1. 
   

   
   for i in `ls *eps`
   do
       ps2pdf -dEPSCrop ${i}
   done
   

   
   


2. 
   

   
   gs -sDEVICE=pdfwrite     -dNOPAUSE -dBATCH -dSAFER     -sOutputFile=merged.pdf  *pdf