The second half of the time line illustrates the progress made with flying machines over the last 60 years.
- ISBN10 0791054241
- ISBN13 9780791054246
- Publish Date 1 September 1999
- Publish Status Out of Print
- Out of Print 3 October 2008
- Publish Country US
- Imprint Chelsea House Publishers
- Format Hardcover (Library Binding)
- Pages 64
- Language English