Digital BW, The Print

Clayton makes reference to printing his Black Only prints on PR.  
What is PR?

Thanks,

Tom Husband

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, Alessandro Pardi
<alessandro.pardi@i...> wrote:
> Hahnemule Photo Rag, also rebranded under other names (the files
section
> should help on this).

>>Tom

I found the names of other rebranded Hahnemuhle paper in the files, but not
Photo Rag.  Did I miss something?

Diane
----------
Diane B. Fields
picnic@...
photo site    http://www.pbase.com/picnic