[comp.sys.mac.hardware] 'sidecar' for SE/30?

ARTABAR@MTUS5.BITNET (12/04/89)

Is there such a thing out? (a sidecar being a box that has several expansion
slots and plugs into the existing expansion slot)  I know that they exist for
other systems (Amiga 500), but what about SE/30?
                                            Andy