Vintage Pyrex Canada Delphite Blue Refrigerator Dish 501-B with Clear Glass Lid

-- Dish is excellent with no chips or cracks; small chip on lid edge (see photos) -- Delphite blue glass base with ribbed clear glass lid -- Rectangular shape -- Marked Pyrex Made in Canada 501-B on base -- Collectible mid-century refrigerator storage dish -- Measurements in photos Made in Canada!