There is no noticeable dirt or major folds. I checked, but I didn't see any writing. I apologize if I missed anything. Please purchase after confirming the condition in the photos. Includes the periodic table of elements and a table of contents. Easy to understand in full color. - Title: New Edition Chemistry Basics - Language: Japanese - Table of Contents: Chemistry and Human Life, Composition of Matter, Changes in Matter - Content: Basic knowledge of chemistry including the periodic table of elements. There was writing of a name on the back cover, so I will erase it with correction tape.