The following versions of the Discpass Utilities were used to produce the CD-ROM disc "Multimedia Mammals" DiscPassage software version 1.3e 13 June 1992 Indxwast version 1.12 17-January-1991 Mergword version 1.16b 12-April-1991 Uniq_ast version 1.21 12-April-1991 Uniqword version 1.16 07-November-1990