Since 1912, Chevy has produced over 500 million vehicles. Chevrolet has sold so many vehicles around the world, naturally it has built up a pretty loyal fan base. Collectible Chevrolet auto advertising is very rare are and can be more popular than the vehicles themselves. Metal signs, clocks, posters, and print ads are only the beginning. PrairieGrit pickers, start you engines and get ready to load up on vintage Chevy / Chevrolet auto advertising collectibles.