John Batchelor
Weapons And Warfare Encyclopedia of 20th Century Hardcover CHOOSE your Volume
The illustrated cover alone makes it worth picking up.
The Illustrated Encyclopedia of 20th Century WEAPONS and WARFARE Vol. 9-24
A nice touch is the illustrated fold-out poster tucked in the back.
100 Historic Ships in Full Color (Dover Maritime)
You will find that this activity book sparks imagination with open-ended prompts.