shape:%20A%20shield%20with%20a%20slightly%20concave%20top%20and%20pointed%20base%20(classical%2018th-century%20heraldic%20form).%0ADimensions%3A%20Approximately%206%E2%80%B3%20wide%20%C3%97%208%E2%80%B3%20tall%E2%80%94large%20enough%20to%20be%20visible%20over%20a%20doorway%20or%20gate. See more