Hi Craig,
As far as I know, Polaroid themselves still offer support on the 120.
I too have one and spoke with their support people about 2 months ago and as
of then they were still offering support.
http://www.polaroid.com/company_info/ww_detail.jsp?PRODUCT%3C%3Eprd_id=84552
4441760210&FOLDER%3C
Victor,
With regard to the 35mm carrier, I set the filmstrip in so that the spacings are a
little
ahead of the support bars. There are "teeth" on the retaining frame that will engage
into
the perfs as you lower the retainer. The slide the retainer into the locking position,
slowly, until the
