**The following is generated by AI because I don't know anything about these cards , please verify from the pictures that these cards will work for your application**

Up for sale/sale is a premium lot of two (2) vintage 8-bit ISA expansion cards, perfect for a period-accurate mid-1980s IBM PC/XT/AT or clone restoration project.

This lot includes a high-quality monochrome display card paired with a versatile multi-I/O floppy disk controller board. Both cards are in fantastic cosmetic condition and feature high-grade classic silicon components.

Card 1: Epson MRS-MO Monochrome Display Adapter (MDA)

• Part Number: MRS-MO Board / MSA C1 / Q506A

• Controller Chip: Premium Toshiba TC8505P video chip (1986 date codes).

• Port Output: Standard 9-Pin Female D-Sub (DE-9) digital TTL monochrome video output.

• Origin: Made in Japan.

Card 2: TK/YK YK750107 Floppy Disk Controller (FDC) & Multi-I/O Card

• Part Number: YK750107 (PCB marked "Made in Taiwan")

• Controller Chip: High-quality Zilog Z765APS FDC (Floppy Disk Controller) chip with an '8614' date code.

• Header Ports: Includes an internal 34-pin floppy drive ribbon connector header.

• External Bracket Ports: Features a 25-pin female Parallel/Printer port alongside a 25-pin male Serial/COM port, giving your vintage build immediate modern-to-retro connectivity.