WE BUY OLD BEER COASTERS.
Old, collectible beer coasters or brewery mats. Also called bar mats. The coasters on breweriana.com are old, vintage or antique, dating mostly from the 1930s through the 1950s. Coaster collecting is called tegestology. Pre-prohibition coasters generally are very rare. Larger 4" coasters generally preceded 3" coasters. The main coaster printers include: