Traces the history of helicopters and discusses the many models and uses of this versatile flying machine which can take off and land vertically, hover in mid-air, and fly backwards and sideways.
- ISBN10 0822504480
- ISBN13 9780822504481
- Publish Date March 1984
- Publish Status Out of Print
- Out of Print 12 July 1991
- Publish Country US
- Imprint Lerner Publishing Group
- Format Paperback
- Pages 160
- Language English