Classifieds at the time of posting this suggestion.

The age of the listing(s) are shown in the screenshot(s) rather than the last bump.

Unsolds and item histories are presented in chronological order according to the screenshot(s).

x3 for sale at 9.55 Refined - http://i.imgur.com/MsmU3qW.png

Unsold for 21 days http://backpack.tf/item/3671583708

Unsold for 21 days http://backpack.tf/item/4486868553

Unsold for 21 days http://backpack.tf/item/4195332004

-

x2 for sale at 10 Refined - http://i.imgur.com/VGoKiho.png

Unsold for 4 hours http://backpack.tf/item/4527565821

Unsold for 25 days http://backpack.tf/item/2423322917

Outpost sellers.

http://www.tf2outpost.com/trade/28494289 - 10 Refined - Young - Autobumper.

Everything else is Strange Parts and Killstreaks.

I am excluding all trades on Outpost that haven't been bumped in 1 day or more.