Survival Series 12-Volume Set ・Survival in Angkor Wat 1 ・Survival in Angkor Wat 2 ・Survival in a Fire ・Survival in a Water Shortage ・Survival in the Plant World 1 ・Survival in the Plant World 2 ・Survival in a Night Safari 1 ・Survival in a Night Safari 2 ・Survival in the Insect World 1 ・Survival of the Human Body 1 ・Survival in the Kofun Period ・Survival in the Yayoi Period I've read them a few times, but there are no writings, folds, or stains, although there are some minor creases. Immediate purchase is OK.