WASHINGTON — The U.S. Postal Service today issued the 29th stamp in the Literary Arts series honoring author Ralph Ellison for First-Class Mail weighing up to three ounces. Customers may purchase the 91-cent stamp at usps.com/stamps, 800-STAMP24 (800-782-6724) and at Post Offices nationwide. With his 1952 novel Invisible Man, a masterpiece of 20th-century fiction, Ellison […]