Logo of <a href="https://en.wikipedia.org/wiki/Caldera_(company)" class="extiw" title="en:Caldera (company)">the original Caldera company</a>
Caldera
Own vectorization, adapted from <a rel="nofollow" class="external free" href="https://web.archive.org/web/19970630194746/http://ftp.caldera.co.uk:80/dos/download/webp1.pdf">https://web.archive.org/web/19970630194746/http://ftp.caldera.co.uk:80/dos/download/webp1.pdf</a> and <a rel="nofollow" class="external free" href="https://web.archive.org/web/19980420082524/http://ftp.caldera.com:80/dos/html/drweb.pdf">https://web.archive.org/web/19980420082524/http://ftp.caldera.com:80/dos/html/drweb.pdf</a>