Thank you for viewing. We are selling books that my husband and I were reading. Truly Understanding Nitriding, Carburizing, and Plasma CVD: Fundamentals and Applications of High-Performance Surface Modification Methods There are no writings or markings. There are creases on pages 10 and 12. The book will be wrapped in bubble wrap (sides may not be covered) and shipped via Nekopos. We do not accept returns to prevent product substitution. Please note that we cannot be held responsible for any shipping-related issues.