The Tin Snail by Cameron McAllister

It's 1938. In order to save his dad's job, Angelo needs to invent a brand-new car that can carry:a farmerhis wifetwo chickensa flagon of wineand a dozen eggsacross a bumpy field without breaking a single egg . . . and without the enemy discovering his top-secret design!Here's the extraordinary story - inspired by real events - of how one little car changed history.
Binding: Paperback / softback