Rare 1950s rhodium plated molded half frosted half clear leaf butterfly clip back earrings. Marked "NAPIER PAT. PEND." on the clips. Measure: 1 3/16 inches long by 1 inch wide. Condition: Very good; some wear to foiling around the edges, not seen from the front. The matching brooch is shown on pg. 267 of Melinda L. Lewis & Henry Swen's book "The Napier Co.: Defining 20th Century American Costume Jewelry."