Vintage White Corning Ribbed Casserole Baker & Quiche - French White Corninware - SOLD SEPARATELY - retro Baker F6B F5B F16B F3B

Etsy - BetancourtCollection

Oblong/oval shape matches exactly, White color matches exactly, Fluted/ribbed exterior design matches exactly, Integrated handle style matches exactly, Material (ceramic/stoneware) is consistent, Product description 'Ribbed Casserole Baker' aligns with visual features

Set of 3 White Fluted Oval Ceramic Baking Dishes Scalloped Edge Bonjour

eBay

Oval/oblong shape, White color, Fluted/ribbed exterior sides, Ceramic material, Scalloped edge matches continuous fluted rim of source dish, No distinct protruding handles

Corningware French White 2.5 Quart Oval Baking Dish with Glass Lid

Walmart

Matches 'Oblong Fluted Casserole Dish' in `display_name`, White color matches the frame's dish, Fluted/ribbed design matches the style in the frame, Corningware French White is a plausible brand for this style of bakeware, High priority retailer (Walmart.com)