There is very little evidence of the war where Keith and Stephen live. But the friends suspect the inhabitants of the Close aren't what they seem. As Keith informs his trusting friend, the district is riddled with secret passages and underground labs.
- Limba : Engleza
- Data Publicarii : 30 May 1970
- Format : Hardback
- Numar pagini : 208
- ISBN : 9780435120009