Grey and red illustration of Dumbo the elephant on a white background with stars on the sides and red text above
Dumbo is a 1941 animated film created by Walt Disney Productions. The film was the fourth animated feature film by Disney and was based on a story written by Helen Aberson. The story centers around Jumbo Jr., a baby elephant given the nickname “Dumbo” because of his large ears. The character of Dumbo has appeared in books, video games, and is the subject of Disneyland and Disney World rides and attractions.This button and other similar promotional Dumbo merchandise was distributed by Diamond D-X service stations, likely as a free gift with each gasoline purchase.