Text and detailed illustrations describe how more than 40 modern mechanical inventions work.
- ISBN10 0706357698
- ISBN13 9780706357691
- Publish Date March 1979 (first published 1 January 1978)
- Publish Status Out of Print
- Out of Print 18 October 2003
- Publish Country GB
- Imprint Littlehampton Book Services Ltd
- Format Hardcover
- Pages 96
- Language English