Search results for vintage-baseball-shirts are below:

http://www.ebbets.com/

Each limited edition garment is handmade from the world's largest inventory of 100% authentic, historical fabrics. All jerseys, ballcaps, jackets and sweaters are cut, sewn, or knit, from original fabrics and yarns. -Ebbets Field Flannels

100% AMERICAN MADE - Made by real artisans in our historic, 100 year old building, your jersey is your jersey. -Ebbets Field Flannels