This refurbished last contract Aero has a first contract Dubow label. I'm wondering if it was added by mistake in a USAAF depot or at a somewhat later date. I guess we will never know! 
http://www.ebay.com/itm/GENUINE-WWII-A2 ... 418e2ab109
http://www.ebay.com/itm/GENUINE-WWII-A2 ... 418e2ab109
