Pretty round covered butter or cheese dish signed on bottom Hammercraft, Hand Hammered.  Uner plate has a pretty beaded trim and measures 7" diameter. The dome lid is 2" tall, overall height is 5".  Inner rim is 4.5". Ginkgo leaf finial, a common metal wear design. The underplate has some patina wear in center and lid has some scratches on the side as well. Typical wear for a 1950s aluminum piece.