Lot of 2 National Geographic Books for Young Explorers Seasons Spring and Autumn What Happens in the Spring - 1977, What Happens in the Autumn - 1982 Approximate measurements of each book - 11"H x 9"W There are a couple of pages that have small tears. The Autumn book has pages coming loose from the binding. These are used books, there may be imperfections that I did not see. See photos.