> I think my first course of action would be to use DOS, or possibly OS/2, to
quoted text
> override the disk geometry, unless the disk has data on it that can only be
> accessed from OpenBSD. Yes, I know it's intellectually more fun to get
> OpenBSD to do it, but for a one off with little practical future use I 
> think
> I'd use something else. DOS, OS/2 and OpenBSD can of course all be booted
> from floppy, thus avoiding any early initialisation nastiness.

I'm not sure what you're describing here.  Also, accessing the data from 
DOS still leaves the problem of moving it.  Or perhaps I didn't make it 
sufficiently clear that the goal was to copy the data off the drive...