More about 'Summers, Leo (Summers, Leo Ramon)'

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Science fiction, American -- Periodicals. 8

Science fiction, American. 8

Interplanetary voyages -- Fiction. 6

Space flight -- Fiction. 5

Extraterrestrial beings -- Fiction. 3

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Fantastic Fiction. 3

Anamorphosis (Visual perception) -- Fiction 2

Hallucinations and illusions -- Fiction. 2

Hallucinogenic drugs -- Fiction. 2

Mars (Planet) -- Fiction. 2

Religious fanaticism -- Fiction 2

Slavery -- Fiction. 2

Space opera -- Fiction. 2

Swindlers and swindling -- Fiction. 2

Telepathy -- Fiction. 2

Dictatorship -- Fiction. 1

Dueling -- Fiction. 1

Dune (Imaginary place) -- Fiction. 1

Geodetic satellites -- Fiction. 1

Life on other planets -- Fiction. 1

Magic -- Fiction. 1

Murder mysteries. 1

Penal colonies -- Fiction. 1

Politics and war -- Fiction. 1

Prison administration -- Fiction. 1

Prison escapes -- Fiction. 1

Prison riots -- Fiction. 1

Prisoners -- Fiction. 1

Revolution -- Fiction. 1

Space and time -- Fiction. 1

Space stations -- Fiction. 1

Space warfare -- Fiction. 1

Teleportation -- Fiction. 1

Transplantation of organs, tissues, etc. -- Fiction. 1

Van Rijn, Nicholas (Ficticious character) 1

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