Logo of <a href="https://en.wikipedia.org/wiki/Boole_%26_Babbage" class="extiw" title="en:Boole &amp; Babbage">Boole &amp; Babbage</a>
Boole &amp; Babbage, Inc.
Modified from <a rel="nofollow" class="external free" href="https://freebiesupply.com/logos/boole-babbage-europe-logo/">https://freebiesupply.com/logos/boole-babbage-europe-logo/</a> ; placement and color derived from <a rel="nofollow" class="external free" href="https://web.archive.org/web/19961219020456/http://www.boole.com:80/art/B&amp;Blogo.gif">https://web.archive.org/web/19961219020456/http://www.boole.com:80/art/B&amp;Blogo.gif</a>