Origin Developer of Crusader, Privateer, Ultima, and Wing Commander. http://www.origin.ea.com/

YSRnRY Softography and reviews of some of their games. http://www.ysrnry.co.uk/bycompany/Origin.htm

Adventureland Short company history and a detailed list of their adventure games. http://www.if-legends.org/~adventure/Origin.html

Underdogs: Origin Systems Contains a company profile. http://www.the-underdogs.org/company.php?name=Origin+Systems

YSRnRY: Orpheus Softography and reviews of some of their games. http://www.ysrnry.co.uk/bycompany/Orpheus.htm