This is a set of 4 Bonnie Blue cups & saucers by Fire King. The cups hold 8 ounces and measure 2 1/2 inches tall and 3 inches in diameter and the saucers are 6 inches in diameter. This set was a premium in boxes of Mother Oat's. The markings are Oven Ware, Fire King, made in U.S.A. There are no cracks, chips, or crazing. These pieces were produced in the 1960's.
Fire King Cup & Saucer Bonnie Blue Pattern