Corning Ware / Pyrex Clear Oval Glass Lid ( Ribbed ) ( 7" x 9 1/4" ) ( F-12-C A) Circa: Unknown Size: Fits - 7" W by 9 1/4" L / Total - 7 1/2" W by 9 5/8" L Collection: Corning Lids Pattern: Clear, Ribbed Part Number: F-12-C A