$104.00 (US) was paid at eBay auction recently for a 1923
Welte-Mignon piano roll catalog, described as:

  "Excellent condition on this vintage Piano Roll Catalog from
  Welte-Mignon. Copyright 1923, De Luxe Roll Corp. This catalog is
  for reproducing pianos. Features a nice selection of composers
  and performers. B&W photos. 256 pages. Measures 6" x 9". This
  catalog is very clean! Buyer pays $5.00 S&H."

http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem&item=1424728267

Terry Smythe
Winnipeg, MB, Canada
http://www.mts.net/~smythe