Classifieds:

http://backpack.tf/classifieds/?item=Carbonado%20Botkiller%20Scattergun%20Mk.I&quality=11&tradable=1&craftable=1 - (6 at 10 ref, 1 at 10.66, 8 at 11 ref, 1 at 11.55, lots at 12 ref)

Sellers at 10 ref:

http://www.tf2outpost.com/trade/24828008 - sold 1 out of 3

http://www.tf2outpost.com/trade/24827178 - unsold (3 days)

Sellers at 11 ref:

http://www.tf2outpost.com/trade/24859680 - unsold (1 day)

http://www.tf2outpost.com/trade/24848990 - unsold (2 days)

Sellers at 11.33:

http://www.tf2outpost.com/trade/24866514 - unsold (14 hours)

Sellers at 11.44:

http://www.tf2outpost.com/trade/24868601 - unsold (10 hours)

Sellers at 12 ref:

http://www.tf2outpost.com/trade/24871020 - unsold (4 hours)

http://bazaar.tf/trade/1202400 - unsold (6 hours)

http://www.tf2outpost.com/trade/24869993 - unsold (7 hours)

http://www.tf2outpost.com/trade/24869508 - unsold (9 hours)

http://www.tf2outpost.com/trade/24863551 - unsold (19 hours)

http://www.tf2outpost.com/trade/24862949 - unsold (20 hours)

http://www.tf2outpost.com/trade/24862613 - unsold (20 hours)

http://www.tf2outpost.com/trade/24861570 - unsold (22 hours)

http://www.tf2outpost.com/trade/24861001 - unsold (23 hours)

http://www.tf2outpost.com/trade/24856892 - unsold (1 day)

http://www.tf2outpost.com/trade/24851421 - unsold (1 day)

http://www.tf2outpost.com/trade/24852196 - unsold (1 day)

http://www.tf2outpost.com/trade/24851296 - unsold (1 day)

http://www.tf2outpost.com/trade/24855205 - unsold (1 day)

http://www.tf2outpost.com/trade/24838392 - unsold (2 days)

http://www.tf2outpost.com/trade/24846680 - unsold (2 days)

http://www.tf2outpost.com/trade/24844896 - unsold (2 days)

http://www.tf2outpost.com/trade/24837967 - unsold (2 days)

http://www.tf2outpost.com/trade/24827961 - unsold (3 days)

http://www.tf2outpost.com/trade/24830333 - unsold (3 days)

http://www.tf2outpost.com/trade/24825037 - unsold (3 days)

http://www.tf2outpost.com/trade/24827380 - unsold (3 days)

http://www.tf2outpost.com/trade/24829999 - unsold (3 days)

http://www.tf2outpost.com/trade/24814684 - unsold (4 days)

http://www.tf2outpost.com/trade/24813276 - unsold (4 days)

http://www.tf2outpost.com/trade/24821633 - unsold (4 days)

http://www.tf2outpost.com/trade/24818317 - unsold (4 days)

http://www.tf2outpost.com/trade/24818045 - unsold (4 days)

http://www.tf2outpost.com/trade/24790921 - unsold (5 days)

http://www.tf2outpost.com/trade/24801008 - unsold (5 days)

http://www.tf2outpost.com/trade/24777682 - unsold (6 days)

http://www.tf2outpost.com/trade/24784636 - unsold (6 days)

http://www.tf2outpost.com/trade/24710349 - unsold (1 week)

http://www.tf2outpost.com/trade/24738794 - unsold (1 week)

http://www.tf2outpost.com/trade/24765439 - unsold (1 week)

http://www.tf2outpost.com/trade/24766752 - unsold (1 week)

http://www.tf2outpost.com/trade/24723067 - unsold (1 week)

http://www.tf2outpost.com/trade/24769952 - unsold (1 week)

http://www.tf2outpost.com/trade/24654083 - unsold (2 weeks)

http://www.tf2outpost.com/trade/24198882 - unsold (1 month)

http://www.tf2outpost.com/trade/24857897 - sold

http://www.tf2outpost.com/trade/24845195 - sold 1 out of 2