The Collector's Encyclopedia of Buttons, by Sally C. Luscomb. 256 Pages. Clothbound. This is the best introductory guide to the world of buttons available. Clothing buttons of the 1930s, '40s, and '50s have become very important to today's collectors and this book makes identifying them possible. More than 3,000 buttons, covering all periods, materials, and manufacturers, are pictured, identified, and priced with newly revised current-day values. Its encyclopedic format enables information to be quickly and easily found. $24.95 (BK-1623)