Full-featured bound books are Smyth sewn for durability and a flatter writing surface at binding margin. Premium white, acid-free paper and permanent, moisture-resistant inks help preserve recorded information. Numbered pages. Undated for ultimate flexibility. Includes Table of Contents page. 10 1/8 x 12 1/4 Book Size. Pages Per Book: 150 Book Size W x H: 10.13 x 12.25 Sheet Size W x H: 9.78 x 11.94 Ruling: 12 Col.