ISA PCB Pattern Layout and Pin Assignment Critique

I've been able to find the PCI and ISA card edge footprints

ISA interface is built using 8255 for extra control and address wires, pair of 74374's for capturing high byte of 16-bit data bus, and some glue logic for bus

isa slot full form Try searching for 31 card edge connector It looks like there's some 50-31SN-12 in the states and they look correct for 8-bit ISA

isa slot Slot හෝම්ස් දොරලොක් 4K views•14 slides eSATAp Connector Pinout eSATAp Connector Pinout eSATAp (power