Get this Windows 3.1/Workgroups, OS/2 PostScript printer driver from IBM.
Available in this download are the latest drivers for your IBM PostScript printer, operating under Windows 3.1/Workgroups and OS/2. After selecting, to unpack the driver, enter: filename d:path /d, where filename is the name of the file and d:path is the drive and directory path where you want the files to be placed.