Written by Emily Bone

 

What makes a helicopter fly?

How are helicopters used by emergency services?

When were the first helicopters built?

And why are they so crucial on the battlefield?

 

Paperback

Helicopters

$3.49Price
  • Very Good: Possible minor wear and tear on cover, pages, and/or spine; may include name, stamp, or label on inside cover (no writing within text itself)