A brief introduction to tunnels--their types, shapes, and parts, and how they are built.
- ISBN10 0823406709
- ISBN13 9780823406708
- Publish Date 31 December 1987 (first published 12 December 1984)
- Publish Status Unknown
- Out of Print 14 June 2021
- Publish Country US
- Imprint Holiday House Inc
- Format Paperback
- Pages 32
- Language English