A delightful illustrated survey of the towns, people and countryside of Tuscany and Umbria by a favorite writer on things Italian. The book devotes a chapter each to 13 towns in the region including Sienna, San Gimignano, Cortona, Perugia, Assisi and Orvieto. With an overview of Tuscany and Umbria, and dozens of full-color photographs.  (ITL96, $19.95)