CLIPS is a Forward Chaining and Object Oriented Expert System SHell from NASA/ Johnson Space Flight CCenter. It may be freely redistributed in full source. These are the six 5 1/4 disks from the dos CLIPS v5.1 distribution. Unzip the files onto six floppy disks that have been formatted with the labels CLIPS511 ... CLIPS516. Then insert the first disk into your floppy drive (say A:), switch to A:, and run INSTALIT.EXE