Silvertone silvertone die stamped "Danish grape leaf" 3d grape cluster with spiral stem and leaves clip back earrings. Marked "Napier Pat. Pend." Measure: 1 7/8 inches long by 1 1/2 inches wide. Circa 1959. Condition: Very good; tarnish normal for their age. Identical earrings are shown on pg. 298 of Melinda L. Lewis & Henry Swen's book, "The Napier Co.: Defining 20th Century American Costume Jewelry."