Philip Arthur Sauvain

Describes, in text and illustrations, the construction, function, and maintenance of different types of roads.

Describes what life was like in ancient Egypt, discussing such aspects as farming, government, trades, architecture, and religion and beliefs.

Describes the events leading up to the Battle of Midway, the battle itself, and the aftermath.

Defines motion, describes its different types, and discusses how motion is used in bicycles, escalators, typewriters, and other types of machines.

Discusses the properties and uses of air and how it affects all things that fly.