title: Stamp PDF file with control for position of stamp file
body: <p>Does anyone know about stamping PDF file to PDF file and also controls for positioning PDF file stamp?</p>
  
  <p>I have a file <code>orginal.pdf</code> and <code>logo.pdf</code>. I want to stamp <code>logo.pdf</code> file to file <code>orginal.pdf</code> at the top left of file <code>original.pdf</code>. How can it be done with <strong>Ghostscript</strong> or <strong>pdftk</strong>?</p>