IBM 5155 running PC-DOS and some old programs

This is my IBM 5155 from 1984 running on PC-DOS . It came with two “ floppy drives, but I exchanged one for a ST-238R RLL hard drive(DTC 5160X controller). This machine has been upgraded from 256k of RAM to 448k of RAM and it has an Intel 8087 math co-processor. The following programs are currently installed: WordPerfect 5.1 (dutch) Lotus 1-2-3 release 2.2 AutoCad version Online Bible 6.0 Borland Turbo C XTree Gold 3.0