PYREX 213-R Amber Brown Smoke Glass Loaf Pan Dish 1.5 Qt 8.5 x 4.5 x 2.5

Pyrex 213-R Glass Loaf Dish. Corning introduced Pyrex as a line of heat resistant glass cookware in 1915. Pyrex didn't start referencing microwaves until after 1980. Those factors and the defined lifting handles date this to after 1990.