Oregon Micro Systems PC48-4E - perfectly good ol' controller card - perfectly useless without omsdrive.sys, etc.
Please rummage through your shoebox of old floppy disks.
Grab a beer - take your time - indulge in nostalgia - and then consider it a technical challenge to archive it to a folder on your harddrive. :-)
Pretty please?
Sorry if digging to the back of a closet becomes the start of a major cleaning event.
It did for me - only there was no prize at the end.