http://www.ebay.com/itm/281132682146
This vintage shirt jacket was made by the Seattle Woolen Co. under the Rodeo Sport Togs label. It has a lace-up front, a shirt cut, and a yoked back. There is a flap inside (like a gas-flap on WWII shirts) to back the lace-up portion. The lace is elasticized to make putting the shirt on easier.

Chest (pit to pit): 21″
Shoulder to Shoulder: 17″
Sleeve (shoulder to cuff): 25″
Length: 25″