Apple LaserWriter 12/640 PS - Manual (Page 153)

The LaserWriter 12/640 PS comes with software for IBM PC or compatible
computers using Windows 3.1 and Windows 95. This chapter describes how to
use the PostScript Printer Driver for Windows 3.1 and how to print from DOS.
If you are using Windows 95, see Chapter 8.
153
7
Windows 3.1 and DOS Users