Someone gave me a box full of Magitronic 386 and 486 motherboards, most of them are still in what appears to be the original packaging, ESD bags and all. I am not
Compaq 136521-001 386 SX System Board Motherboard with VGA PS/2 Serial and DB25 | RecycledGoods.com
DOS Days - OPTi Hybrid i386/486 Motherboard (1992) - Part 1
DOS Days - Chips & Technologies i386 Motherboard (1988) - Part 1
Xycom 98406-027 386 Motherboard | Control System Labs
Tube Time on X: "this is the LARGEST motherboard i have ever seen. it is 15.75 inches by an incredible 20 inches wide! it absolutely dwarfs the more normal 386 motherboard in
386SXPIBR2.0 INTEL Motherboard with 9 ISA slots + Intel NG80386SX-16 2048kb - Retro PC Store
Can you help me identify this AMD 386-DX40 motherboard? - Retrocomputing Stack Exchange
VLSI 386 Motherboard 8 x 72 pin simm's 7 x ISA slots i386 SX NC 80386SX-25 CPU | eBay
Pentium on a 386 motherboard – Dependency Injection
80386 - What make and model is this 386 mainboard? - Retrocomputing Stack Exchange