This is a wonderful set of 2 olive green, stacking mugs from Fire King by Anchor Hocking. These mugs are durable, sturdy, every-day mugs made of opaque white glass colored on the outside in a gradient of olive green. They feature "D" shaped handles and a stackable shape. One mug is marked 40 the other 56.
Material: Opaque white glass
Markings: Anchor Hocking Ware, Fire King, Made in U.S.A
Measures: 3 3/8" (8.57 cm) H x 3 3/4" (9.53 cm) W Opening: 3" (7.62 cm)
Condition: Very good vintage condition. No chips or cracks. Minimal wear to coloring around the rim.
Date: Estimated to the late 1960's