Fun Fact: Robert Hooke and Isaac Newton both worked on Gravitational Physics.

They even argued over who was "discovering Gravity first"

Sale 1

http://www.tf2outpost.com/trade/26037120 Sold for KaW L'homme + 2.5 keys in sweets

B/O for Cage was 14 keys

L'Homme had no trade, presuming offered

X = 16*0.9 + 2.5*0.9

X = 17 keys

X = 14 (B/O)

Homme http://backpack.tf/item/3435958595

Birdcage http://backpack.tf/item/2866068581

Sale 2

[No OP Trade] Sold for Twatt HWAH + 2 keys pure

X = 16.5*0.9 + 2

X = 17

HWAH http://backpack.tf/item/2775866145

Cage http://backpack.tf/item/2866068581

Sale 3

http://www.tf2outpost.com/trade/24467441 Sold with 2 keys of sweets for Steaming Thirst

B/O for Thirst was high :3

Cage had no trade

X + 2 = 19*0.9

X = 15

Thirst http://backpack.tf/item/3005622092

Cage http://backpack.tf/item/1806755868

Stuff http://gyazo.com/9b48b094844af7103b87404febb5edf2

Mini for Thirst

http://www.tf2outpost.com/trade/26040045 B/O of 19 keys, using 19