Convert a directory of EPS files into a PDF.

Be sure GhostScript is installed, maneuver into the directory that contains the EPS files and run this command. The output will be saved to a PDF named output.pdf.

gs \
  -sDEVICE=pdfwrite -dNOPAUSE -dBATCH -dSAFER \
  -dFIXEDMEDIA -dEPSFitPage \
  -dPDFSETTINGS=/printer \
  -dCompatibilityLevel=1.3 \
  -dEmbedAllFonts=true -dSubsetFonts=true \
  -dColorImageDownsampleType=/Bicubic \
  -dColorImageResolution=144 \
  -dGrayImageDownsampleType=/Bicubic \
  -dGrayImageResolution=144 \
  -dMonoImageDownsampleType=/Bicubic \
  -dMonoImageResolution=144 \
  -sOutputFile=output.pdf \
*.eps