Very Good Ex-Library Hardcover Book. Copyright 1964. Pages are in great condition, gently used! Only checked out 5 times and well taken care of. No marks or tears. Nice mylar cover. Tight spine in good shape. LOTS of use left in this fine book. Has normal library markings. Still lots of wear left in this great educational read! EXPEDITED SHIPPING AVAILABLE. Satisfaction Guaranteed. Thanks for considering Whispering Pines for your purchase.