Cookie jar collecting grew in the U.S. as many of the big pottery manufacturers like Brush-McCoy and American Bisque slowed down production before eventually shutting down in the 1980s.

This adorable cookie jar is a 1950s collectible from RRP Co., a Roseville, Ohio, pottery company. Featuring a smiling moon, a cat and a fiddle, a dish and a spoon, and a lid that depicts a cow ...