Enamel signs from the ’50s are especially valuable due to their durability and nostalgic appeal. According to Rockabilly Auction Co., a Sinclair Oil “Dino” porcelain sign sold for $3,000.

New enamel pins celebrate signs of classic San Jose eateries Mark’s Hot Dogs, 5 Spot and Falafel’s Drive In are featured in the third series ...

Dairy Queen: The porcelain enamel sign was installed when the restaurant opened at 629 E. Main St. in 1949 and operated for almost 70 years.

This is a recruiting enamel sign, encouraging men to sign up to the armed forces. ER must be Edward VII who modernised the army during his reign. This sign is likely to predate the iconic "Your ...