Elvis et al. 1994, ApJS, 95, 1 1) Downloaded compressed UNIX tar file from data submission directory. 2) Uncompressed and unpacked tar file, renamed data files to conform with ISO 9660 CD-ROM standard. 3) Generated TABLE.DOC, but did not fully document every table. Author supplied very extensive and comprehensive data set. Documentation only identifies each file in the various subdirectories. 3) Generated ABSTRACT.DOC, title and abstract from the paper. ----- For AAS CD-ROM Volume IV ----- 1) Updated TABLE.DOC to current version of CDS style.