Theres lots more to the Houston Antiques Dealers Association Spring Show & Salethan old tables and chairs. Sure, some 170 dealers offering art, furniture, jewelry and glass have set up shop, turning the George R. Brown Convention Center into a giant market. But you can also drop in to see Jim Parsons and David Bush when they sign their new book Houston Deco: Modernistic Architecture of the Texas Coast on Friday. Or visit Patsy Pittman Light when she signs her book Capturing Nature: The Cement Sculpture of Dionicio Rodríguezon Saturday. 11 a.m. to 7 p.m. Friday and Saturday, 11 a.m. to 5 p.m. Sunday. 1001 Avenida de las Americas. For information, call 713-853-8000 or visit www.hadaantiques.com. $10.