The Wonder Book Of 'Why & What?' 1964

A fascinating collection of facts for the little people with the never-ending questions! Includes: Astronomy & Natural Phenomena -including Volcanic Eruptions' Botany - including 'The Oldest Living Plants' Physics & Chemistry - 'How is the Polio vaccine made?' Zoology -' Egg Laying Mammals' Hardover with dust jacket. pp190 Some foxing due to age.