Vintage Boca Research IOAT42 8-bit ISA I/O Card, 1 parallel, 2 serial Ports

Vintage Generic Game Port/Parallel 8-Bit ISA Interface Card

Vintage Kouwell KW-524E 8-bit ISA I/O Card with 1 parallel and 2 serial Ports

NCR Clone of IBM 6135932 8 bit ISA BUS Serial Parallel Interface Card XT Era

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

Vintage 8 BIT ISA Serial Parallel card controller NS16450N MCT003770 3770

Vintage Generic serial controller card 8 bit ISA ISA519

Vintage 8-Bit ISA Serial Parallel Port Card MC6845P DB25 DB9 PC XT AT Untested