"If a Macmillan Library Reference CD-ROM using Netscape Navigator 4.0 and the PL-Web CD software has already been installed, only 20 MB free hard drive space is required"--Installation sheet.
Summary:
Contains the full text of the Dictionary of American History (7 vols., 1976) and the Dictionary of American History (2 vols., 1996); The Presidents, A Reference History, 2nd ed. (1 vol., 1996); Encyclopedia of American Social History (3 vols., 1993 with updates through 1997); and Dictionary of American Biography Supplements Nine (1 vol., 1994) and Ten (1 vol., 1995). Also includes a Key Events time line and more than 600 photographs and more than 50 primary source documents to illunine the text.