CommonLoops <language> {Xerox}'s {object-oriented} {Lisp} which led to {CLOS}. See also {Portable CommonLoops}. (ftp://arisia.xerox.com/pub/pcl/September-16-92-PCL-c.tar.Z). ["CommonLoops: Merging Lisp and Object-Oriented Programming", D.G. Bobrow et al, SIGPLAN Notices 21(11):17-29, Nov 1986]. (1999-07-02)