This is a vintage Pyrex Amish Butterprint refrigerator dish, model #0503, and the 1 1/2 quart size . The lid is typically the matching #503-C lid for the 1.5-quart refrigerator dish, and the set dates to the Butterprint line made roughly from 1949 onward for refrigerator dishes and 1957–1968 for related Butterprint pieces.