Logo for <a href="https://en.wikipedia.org/wiki/Advent_Software" class="extiw" title="w:Advent Software">Advent Software</a>
uploaded by <a href="https://en.wikipedia.org/wiki/User:Grmike" class="extiw" title="en:User:Grmike">Grmike</a>
<span class="int-own-work" lang="en">Own work</span>