Can I intrest you in an instant collection. This guy has a barn pulley collection listed on ebay. Over 1,000 pulleys in his collection. Take a look at his listing.
http://www.ebay.com/itm/1900s-Rare-Antique-Barn-Pulleys-/261149721460?pt=Folk_Art&hash=item3ccdbc8374
One would have to be a very serious collector and wealthy to buy that collection!
$25 each. Nice collection. Hats off to him/her/them.
Ack @ all the particle board