<p>Stamp issued for <a href="https://en.wikipedia.org/wiki/Georg_Christoph_Lichtenberg" class="extiw" title="w:Georg Christoph Lichtenberg">Georg Christoph Lichtenberg</a>'s 250th birthday.<br></p>
Knocked out background for transparency. No alpha channel on the file, modified by hand in Photoshop.
<span class="int-own-work" lang="en">Own work</span>
Circa 2001
<span class="int-own-work" lang="en">Own work</span>, own collection, age-old recovered scan of original.