These hard-cover notebooks feature permanently sewn-in pages with 1/4" grid and horizontal lines. Pages have spaces for dates and signatures and includes instructions for keeping research records, table ofcontents, and a page for issuing the notebook. Polyethylene cover is waterproof. Overall dimensions 8-7/8"L x 5/8"W x 11-1/4"H. Page dimensions 8-1/2" x 11". 100 pages per notebook.