Proof in comments.

http://www.tf2outpost.com/trade/8303057 Sold for 0.33 Opened 3 Hours ago!

http://www.tf2outpost.com/trade/8295278 Sold for 0.33 13 Hours ago.

http://www.tf2outpost.com/trade/8205201 Guy bought Targe for 0.33 3 days ago.

http://www.tf2outpost.com/trade/8264960 1 Day old. Sold for 0.33

http://www.tf2outpost.com/trade/8204207 Sold for 0.33 Opened 4 days ago.

http://www.tf2outpost.com/trade/8187174 Sold for 0.33 4 Days ago.

http://www.tf2outpost.com/trade/8162952 0.33, Trade Opened 5 Days ago.

http://www.tf2outpost.com/trade/7819065 Sold for asking price of 0.33 6 days ago.

http://www.tf2outpost.com/trade/7947765 1 week old for 0.33

http://www.tf2outpost.com/trade/8122655 same as above. 0.33

http://www.tf2outpost.com/trade/8046976 Same ^^

http://www.tf2outpost.com/trade/8005693 ^^

http://www.tf2outpost.com/trade/8114499 A week old for 0.33 but was bought presumably 5 days ago.

http://www.tf2outpost.com/trade/8247017 Asking for 0.33 2 Days Old

A couple other week old trades were found.

Clearly 0.33 can be the high end of the price.