This is a complete set of Navigator World History B, all 4 volumes. I've switched to Japanese history and no longer need these, so I'm selling them. I've never used them since I bought them and have kept them in good condition. - Title: Navigator World History B Volume 1 - Volumes: Complete set of 4 volumes - Author: Toshihiko Suzuki - Edition: New Edition - Contents: Thorough understanding of prehistory to medieval European history Thank you for looking.