8x20 shooters

[C. D. Keth]

I noticed this on the bay.

http://cgi.ebay.com/Antique-panoramic-banquet-view-camera-film-holder_W0QQitemZ290050024287QQihZ019QQcategoryZ29979QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

It looks from measurments like it's for 8x20. I though some of you guys who shoot this format might be interested since holders are probably pricey.