Rescueplan: D.U.M.B.s (Deep Underground Military Bases) - Book 3 Other Books in This Series

Moonbase: D.U.M.B.s (Deep Underground Military Bases) – Book 4 Moonbase: D.U.M.B.s (Deep Underground Military Bases) – Book 4
Moonbase: D.U.M.B.s (Deep Underground Military Bases) – Book 4
2014
Wormwood: D.U.M.B.s (Deep Underground Military Bases) - Book 5 Wormwood: D.U.M.B.s (Deep Underground Military Bases) - Book 5
Wormwood: D.U.M.B.s (Deep Underground Military Bases) - Book 5
2016
Destroyer: D.U.M.B.s (Deep Underground Military Bases) - Book 6 Destroyer: D.U.M.B.s (Deep Underground Military Bases) - Book 6
Destroyer: D.U.M.B.s (Deep Underground Military Bases) - Book 6
2017
Purifier: D.U.M.B.s (Deep Underground Military Bases) - Book 7 Purifier: D.U.M.B.s (Deep Underground Military Bases) - Book 7
Purifier: D.U.M.B.s (Deep Underground Military Bases) - Book 7
2020
Greyland: D.U.M.B.s (Deep Underground Military Bases) - Book 1 Greyland: D.U.M.B.s (Deep Underground Military Bases) - Book 1
Greyland: D.U.M.B.s (Deep Underground Military Bases) - Book 1
2014
Oceandeep: D.U.M.B.s (Deep Underground Military Bases) - Book 2 Oceandeep: D.U.M.B.s (Deep Underground Military Bases) - Book 2
Oceandeep: D.U.M.B.s (Deep Underground Military Bases) - Book 2
2014