Look for one of these -> *Nikon LS-4500AF scanner

*FH-351 Glassless film carrier with holders for:
4x5" sheet film, all medium format 6x4.5, 6x6, 6x7, 6x8, 6x9, (adjustable holder 120/220 holder), single 35mm mounted slide, 4-up 35mm mounted slides

I see them on EBay once in awhile too.

bob