A USSR stamp, Scientists.
<p>Date of issue: 8th October 1987.
</p><p>Designer: A. Starilov
</p><p>Michel catalogue number: 5758Zf.
</p>
5 K. black, dull-green and blue. Portrait of Isaac Newton (mathematician and physicist)
Scanned and processed by <a href="//commons.wikimedia.org/wiki/User:Mariluna" title="User:Mariluna">Mariluna</a>
28 September 2007 (original upload date)
Personal collection