These links listed are ALL the trades on outpost with a "normal" (w/o paint, W/o collector level) Vintage Rubber Glove:

http://www.tf2outpost.com/trade/7241675 2 keys

http://www.tf2outpost.com/trade/8093199 1 key + 2 ref; rejected offer 1 key + normal glove

http://www.tf2outpost.com/trade/8231116 pending offer 1 key

http://www.tf2outpost.com/trade/8416869 rejected offer 1 key

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http://www.tf2outpost.com/trade/8285106 wants only vintage hats

http://www.tf2outpost.com/trade/8293244 wants only dota keys

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Buyers

ALL quickbuyers, seems they don't have any success

http://www.tf2outpost.com/trade/8346893

http://www.tf2outpost.com/trade/7989655

http://www.tf2outpost.com/trade/6848025

http://www.tf2outpost.com/trade/8004533

http://www.tf2outpost.com/trade/8224083

http://www.tf2outpost.com/trade/7670415

http://www.tf2outpost.com/trade/8079134

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My buy thread

http://www.tf2outpost.com/trade/8343985

In ~2,5 days, only bought one at the price of 1 key (click)

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Search Links

Sellers: http://www.tf2outpost.com/search/75506121

Buyers: http://www.tf2outpost.com/search/75504070

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This is probably more than 1 key, but I can't find any recent sale