Biggles in the Underworld
Publishing History
93.1 Brockhampton Press
Rarity:



Published: September 1968
Casing: Hardback
Pages: 184
93.2 Brockhampton Press
Rarity:



Published: 1970
Casing: Hardback
Pages: 184
93.3 Brockhampton Press
Rarity:



Published: 1970
Casing: Hardback
Pages: 184
93.4 Knight Books
Rarity:

Published: 1971
Series 2
Casing: Paperback
Pages: 156
93.5 Knight Books
Rarity:

Published: 1973
Series 2
Casing: Paperback
Pages: 156
93.6 Norman Wright
Rarity:




Published: 2011
Casing: Hardback
Pages: 154