Walker's Building Estimator's Reference BookWalker's Building Estimator's Reference Book 23rd Ed. by Frank R. Walker Company$10.95PriceFormat*SelectQuantity*Out of StockNotify When AvailableProduct Details Publisher : Frank R. Walker Company; 23RD edition (January 1, 1989) Language: : English Hardcover : 1300 pages ISBN-10 : 0911592237 ISBN-13 : 978-0911592238 Item Weight : 2.35 pounds LOC1.22