The adventures of Professor Challenger /
Doyle, Arthur Conan,1859-1930.
Doyle, Arthur Conan,1859-1930.Disintegration machine.
Doyle, Arthur Conan,1859-1930.Poison belt.
Doyle, Arthur Conan,1859-1930.When the world screamed.
London : Star,
1985.
The disintegration machine - The poison belt - When the world screamed