"The Mysteries of the Earth: Why? How?" Yasuji Saito Price: ¥950 #YasujiSaito #Yasuji_Saito #Book #Lifestyle/Hobbies & Entertainment "The Mysteries of the Heart: Why? How?" Set of two books. The "Mysteries of the Earth" book has no direct writing inside, but there are marks on the cover from scribbles written on the paper above the book, and wrinkles on the cover. Both books are clean inside. Please refrain from purchasing if you are looking for perfection or are very particular, as these are used and stored at home. ⚠ Please read the profile before commenting or purchasing.