Love and Reason

https://backpack.tf/item/7637260889

Sale 1) ?

https://backpack.tf/profiles/76561198057225852#!/compare/1556496000/1556582400

https://backpack.tf/profiles/76561198105618168#!/compare/1556409600/1556582400

Sale 2) Bulk sale for a Sulphurous Hot Dogger

https://backpack.tf/profiles/76561198105618168#!/compare/1557532800/1557705600

Sale 3) ?

https://backpack.tf/profiles/76561198080179568#!/compare/1558224000/1558310400

https://backpack.tf/profiles/76561198199596959#!/compare/1558224000/1558310400

Sale 4) Sold for 14 Keys + Tour of Duty Ticket (<0.5 Keys)

https://backpack.tf/profiles/76561198225818864#!/compare/1558828800/1559260800

Rounds to 14 Keys

Sale 5) Sold for a Haunted Ghosts Snowcapped

https://backpack.tf/profiles/76561198064309420#!/compare/1559260800/1559347200

Using this for the Snowcapped.

Sale 6) Sold for a Skill Gotten Gains Victory Lap (13 Keys) + 3 Keys

https://backpack.tf/profiles/76561198139431507#!/compare/1559260800/1559347200

Fits in the range. The Victory Lap was priced only 2 months before this sale occurred.

Sale 7) Sold for 15 Keys

https://backpack.tf/profiles/76561198154182487#!/compare/1559260800/1559347200

https://backpack.tf/profiles/76561198354356254#!/compare/1559260800/1559347200

Sale 8) Sold for a Blizzardy Storm Slick Cut (16.5 Keys) + 2 Keys + ~0.5 Keys of Items

https://backpack.tf/profiles/76561198354356254#!/compare/1559952000/1560556800

https://imgur.com/a/Q4K37yx - Capped by the Buyout of 16 Keys