Could you look up the name and supplier's source? Kodak used to make a type
A silver paper non-baryta coated that could be folded like ordinary paper
without cracking. I think there would be potential to use such material as
paper negative since the lack of baryta (btw, opaque to X-rays) would allow
fast printing times.
Luis Nadeau
NADEAUL@NBNET.NB.CA
Fredericton, New Brunswick, Canada
http://www3.nbnet.nb.ca/nadeaul/