How and Why Wonder Book Paperback Set

What a fun collection! This set includes nine vintage How and Why Wonder Books:

• Rockets and Missiles, 1960
• Chemistry, 1961
• Machines, 1960
• Mushrooms, Ferns, and Mosses, 1965
• Sea Shells, 1961
• Wild Flowers, 1962
• Ants and Bees, 1962
• Insects, 1960
• Birds, 1976Bir

Books vary in condition to have significant cover wear, pen inscriptions, etc to being unused.