That's cool - I didn't notice there was a Mac Classic build.

It works fine for me but I can't get it to boot form the ROM disk. Is there a special trick you used? I hit apple+option+x+o as fast as I could and I just got the flashing question mark.

I downloaded from here:

http://minivmac.sourceforge.net/doc-3.2/var/mnvm0025.html