This vintage 1930s US ambulance medical doctor miniature porcelain plate topper is a unique piece of advertising memorabilia related to medical collectibles. Featuring a green and white color scheme, this original square plaque badge from the United States showcases a medical theme, making it a rare and distinctive addition to any collection. With its compact size of 3½" square, this piece offers a glimpse into the medical history of the early 20th century and is sure to be a conversation starter for collectors interested in vintage medical artifacts. A very rare item.