Pieces from the 1940s are marked "Fire King Oven Glass". Pieces from the 1960s have the Anchor Hocking wording and logo in addition to the Fire King Ware wording.
Fire King Oven Ware
Ca. 1950s
Made in the U.S.A. was added in 1951. This particular mark was used through the 1950s. See information below for other eras.
Fire King Glass Mark
- Jay B. SiegelFire King Examples with Values
Jadite Swirl Mixing BowlsPhilbe Refridgerator DishJadite Batter Bowl
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