• 4 Books

• 1 Astronauts
• 1 Exploration
• 1 Extraterrestrial beings
• 1 Human-alien encounters
• 1 Imaginary wars and battles
• 1 Kings and rulers
• 1 Mentally ill
• 1 Scientists
• 1 Space flight to the moon
• 1 Space warfare
• 1 Voyages and travels

• 2 Wells, H. G. (Herbert George), 1866-1946
• 1 Bierce, Ambrose, 1842-1914?
• 1 Verne, Jules, 1828-1905

• 4 Spanish

• 1 Mars (Planet)
• 1 Moon

Limit year range