some info from board 1 (first MVME board from the top):

$ sysctl hw
hw.machine=mvme88k
hw.model=Motorola MVME187, 33MHz
hw.ncpu=1
hw.byteorder=4321
hw.pagesize=4096
hw.disknames=sd0
hw.diskcount=1
hw.physmem=33554432
hw.usermem=33550336

once i get the needed parts to get board 2 (second MVME board from the top) running i will start posting some info on that.

reference this picture to know which board is which:
rear detailed