Choo chooooo.

Sale 1

Sold for 51 keys

http://backpack.tf/profiles/76561198112281935#!/compare/1468540800/1468627200 (sort by time)

http://www.tf2outpost.com/trade/28336532 ----- No B/O

Keys don't match with the new Pot owner because of the big history gap. They were traded after selling an unusual Rocket Launcher and a Smoking HWNN:

http://backpack.tf/profiles/76561197963054528#!/compare/1468540800/1468627200 ----- buyer of the RL (his name appears on some histories)

http://backpack.tf/profiles/76561198214139636#!/compare/1467590400/1467676800 ----- buyer of the Smoking HWNN (his name appears on some histories)

http://backpack.tf/profiles/76561198055224113#!/compare/1467676800/1469836800 ----- seller of the RL and HWNN, and buyer of the Pot.

=======> 51 keys

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Sale 2

Bulk for a Strange Unusual Shotgun

http://backpack.tf/profiles/76561197989220781#!/compare/1468368000/1468454400

No Outpost trade

=======> Not using

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Sellers

- http://www.tf2outpost.com/trade/28383320 ----- 47 keys

Summary

- Sale for 51, seller for 47

Going with 47-51 keys. Criticism appreciated!