Additional filters:

Subject

Dictatorship -- Fiction. 1

Dueling -- Fiction. 1

Extraterrestrial beings -- Fiction. 1

Interplanetary voyages -- Fiction. 1

Mars (Planet) -- Fiction. 1

∨ more

Penal colonies -- Fiction. 1

Politics and war -- Fiction. 1

Revenge -- Fiction. 1

Space warfare -- Fiction. 1

Telepathy -- Fiction. 1

Teleportation -- Fiction. 1

∧ less