This is a set of books explaining the legends of the constellations for each of the four seasons. - Title: Legends of Stars and Constellations: Autumn - Title: Legends of Stars and Constellations: Winter - Title: Legends of Stars and Constellations: Spring - Title: Legends of Stars and Constellations: Summer - Title: Easy Celestial Observation - Author: Masao Segawa - Publisher: Komine Shoten These books have been stored at my parents' house for a long time. There is some soiling due to aging. Please understand this. Thank you for looking. #I want to sell these quickly, so please let me know if you have a price in mind. I will consider it.