http://www.ebay.com/itm/272016549149
This vintage vest was made in the 1910s by the Edward K. Tryon company of Philadelphia, Pennsylvania under the Buffalo Brand label. It is made of dark canvas. Edward K Tryon was founded in 1811 and survived through to 1964. They were located at 815 Arch Street, Philadelphia, PA, and used the “Buffalo Brand” label in the 1910s-mid 1920s.

Chest (pit to pit): 20-3/4″ (doubled = 41-1/2″)