Sold for Towering Pillar Of Summer Shades (15):

http://www.tf2outpost.com/trade/26563687

http://backpack.tf/profiles/76561198062061324?time=1438066800 (July 28th)

http://backpack.tf/profiles/76561198062061324?time=1438296094 (July 30th)

http://backpack.tf/profiles/76561198062061324?time=1438066800&compare=1438296094

Sold for Stormy Storm Razor Cut (unpriced):

http://www.tf2outpost.com/trade/26434058

http://backpack.tf/profiles/76561198038970558?time=1437548400 (July 22nd)

http://backpack.tf/profiles/76561198038970558?time=1437634800 (July 23rd)

http://backpack.tf/profiles/76561198038970558?time=1437548400&compare=1437634800

Sold for Steaming Rimmed Raincatcher (10) + Orbiting Fire Hard Counter (11) + Bubbling Vintage Merryweather (14) + 1 key:

http://www.tf2outpost.com/trade/26455740

http://backpack.tf/profiles/76561198140871160?time=1436684400 (July 12th)

http://backpack.tf/profiles/76561198140871160?time=1436770800 (July 13th)

http://backpack.tf/profiles/76561198140871160?time=1436684400&compare=1436770800

(10 + 11 + 14) * .9 + 1 = 32.5 keys

~33 keys

Bubbling Merryweather's price is close enough.

Sold for 20 keys?

http://backpack.tf/profiles/76561198156315732?time=1435129200 (June 24th)

http://backpack.tf/profiles/76561198156315732?time=1435215600 (June 25th)

http://backpack.tf/profiles/76561198156315732?time=1435129200&compare=1435215600

Sold for Aces High Cold Killer (23) + ~9 keys in items:

http://www.tf2outpost.com/trade/26376923

http://backpack.tf/profiles/76561198057521392?time=1436252400 (July 7th)

http://backpack.tf/profiles/76561198057521392?time=1436338800 (July 8th)

http://backpack.tf/profiles/76561198057521392?time=1436252400&compare=1436338800

(23 + 9) * .9 = 28.8 keys

~29 keys

Seller at 30 keys:

http://i.gyazo.com/096ccbdbc5277faf6e0f9bd60cf6e117.png

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Aces High Cold Killer:

http://backpack.tf/vote/id/55bac29adea9e9e74f8b4638