Vintage 8-Bit ISA Multifunction Card - RAM / Parallel / Serial / Clock - PC XT

Vintage ISA 8 bit DB25 Male Serial Card - IBM XT PC Amiga Bridgeboard 8088 5150

"IBM 6448800XM 8 Bit ISA Serial Card 220-6135932-01" Very Nice

Vintage 8 BIT ISA, Game Serial Parallel Card for IBM PC XT/AT HMC

VINTAGE- IBM 1501485 XM 8-Bit ISA Async Card for IBM PC XT Computer

Vintage IBM AT 8-bit ISA Serial Parallel Adapter Controller Card 6448800 6135932

Vintage IBM 6181682 8-Bit ISA Floppy Controller Card & Ribbon Cable

HMC LJKMP101C 8-Bit ISA Parallel LPT Printer Port Card Vintage IBM PC XT Retro