Pyrex F12C Oval Glass Replacement Lid Ribbed Knob Lid Only Callaway French White

Pyrex Oval Glass Replacement Lid for CERTAIN Corelle 1.5 Quart Casseroles (see list) Embossed on the edge: Pyrex F12C-A Replacement lid with a large 1 7/8" knob with a deep indent on the top of the knob Vintage Clear Glass with Decorative Ribbing on oval Lid, 7 in. x 9 in. Made for 1.5 qt. OVAL Casseroles for the following patterns: Callaway French White Pink Trio (Corelle) English Meadow (Corelle) The Ribbed lid is specifically for the Callaway and French White oval casseroles. There is a plain, un-ribbed F12C-A that is specifically for Pink Trio and English Meadow. They have the same ID number and either one will fit these 4 casseroles.