Beautiful giant books: Rizza, The Assyrians & Babylo-nians , 207 pp; Vecchia, The Khmers, 207 pp; both from "History & Treasures of Ancient Civilizations" series; Rosellini, Treasures of Egypt & Nubia, 252 pp; Natl Geog Soc, Splendors of the Past: Lost Cities of the Ancient World , 295 pp; Metropolitan Museum of Art, When the Pyramids Were Built: Egyptian Art of the Old Kingdom , 143 pp; all 5 hardcovers w/djs, sumptuously illustrated in color. Weight 20 pounds.