query: Looking for a sci-fi book from the 1960s-70s about moving objects to change the course of history
positive_passages.docid: 13271
positive_passages.text: Identify a book with a social engineering theme
negative_passages.docid: 74048
negative_passages.text: Looking to Identify Book that has a large Leviathan type ship on the front
negative_passages.docid: 28892
negative_passages.text: Time Travel Book featuring dinosaurs, cave people, and children
negative_passages.docid: 48288
negative_passages.text: Short story; war where speed of time changes with distance from front line
negative_passages.docid: 85446
negative_passages.text: Story where the main character learns to perceive time out of order from the aliens
negative_passages.docid: 116067
negative_passages.text: Back To The Future: moving in time but not in space?
negative_passages.docid: 76448
negative_passages.text: Novel about a replica of earth where history happened slightly differently after the ~1940s
negative_passages.docid: 124495
negative_passages.text: 90s (or earlier) book/novel: daily memory loss and a device called the Memory
negative_passages.docid: 77996
negative_passages.text: Science Fiction story where a man invents a machine that can help him watch history unfold
negative_passages.docid: 16594
negative_passages.text: Earth occupation/invasion book I read in the 90s
negative_passages.docid: 45895
negative_passages.text: Story about a time-traveler living backwards in a capsule
negative_passages.docid: 31210
negative_passages.text: Physics history book with some math
negative_passages.docid: 42386
negative_passages.text: Seeking a story about a subway train journey, through a universe made entirely of city
negative_passages.docid: 29891
negative_passages.text: 1970s space cadet training novel for young adults
negative_passages.docid: 76070
negative_passages.text: Novel about people living in a virtual reality on a spaceship, only discovering this over time
negative_passages.docid: 26229
negative_passages.text: Looking for story - post human galactic civilization
negative_passages.docid: 11587
negative_passages.text: Need title of early sci-fi Mars movie