Robert Keller
Robert Keller has written at least 90 books. Their most popular book is The Deadly Dozen: America's 12 Worst Serial Killers with 3 saves with an average rating of 3⭐.
Robert Keller has written at least 90 books. Their most popular book is The Deadly Dozen: America's 12 Worst Serial Killers with 3 saves with an average rating of 3⭐.
 The Deadly Dozen The Deadly Dozen: America's 12 Worst Serial Killers
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 Unexplained Book 1 Unexplained Book 1: 16 Baffling Unsolved Mysteries
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Cold Cases Solved Volume 2 Cold Cases Solved Volume 2: 18 Fascinating True Crime Cold Cases , Finally Solved
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 Cold Cases Solved Volume 1 Cold Cases Solved Volume 1: 18 Fascinating True Crime Cold Cases , Finally Solved
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Cold Cases Solved Volume 4 Cold Cases Solved Volume 4: 18 Fascinating True Crime Cases
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 Unexplained Book 4 Unexplained Book 4: 16 Baffling Unsolved Mysteries
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 Cold Cases Solved Volume 3 Cold Cases Solved Volume 3: 18 Fascinating True Crime Cold Cases , Finally Solved
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Unexplained Book 3 Unexplained Book 3: 16 Baffling Unsolved Mysteries
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 Unexplained Book 2 Unexplained Book 2: 16 Baffling Unsolved Mysteries
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Asian Monsters Asian Monsters: 28 Horrific Serial Killer Cases
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Bundy Bundy: Portrait of a Serial Killer
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 Unexplained Book 5 Unexplained Book 5: 16 Baffling Unsolved Mysteries
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 Australian Monsters Australian Monsters: 24 Horrific Serial Killer Cases
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Killer Kids Volume 8 Killer Kids Volume 8: 22 Shocking True Crime Cases of Kids Who Kill
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Killer Kids Killer Kids: Volume 2: 22 Shocking True Cases Involving Kids Who Kill
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Killer Kids Killer Kids: Volume 1: 22 Shocking True Cases Involving Kids Who Kill
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 Murder Most Vile Volume 25: 18 Shocking True Crime Murder Cases
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 Dead Men Walking Volume 2: 50 American Killers Who Were Executed for Their Crimes
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 British Monsters British Monsters: Volume 2: The Serial Killer Case Files
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Dead Men Walking Dead Men Walking: Volume 1: 50 American Killers Who Were Executed for Their Crimes
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Twice As Deadly Twice As Deadly: Volume 1: 16 Serial Killer Teams & Couples
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Human Monsters Human Monsters: Volume 1: 30 Terrifying Serial Killers from Around the World
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American Monsters American Monsters: Volume 1: The Serial Killer Case Files
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50 American Serial Killers You've Probably Never Heard Of 50 American Serial Killers You've Probably Never Heard Of: Volume 5
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50 American Serial Killers You’ve Probably Never Heard Of Volume 9 50 American Serial Killers You’ve Probably Never Heard Of Volume 9
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50 American Serial Killers You've Probably Never Heard Of 50 American Serial Killers You've Probably Never Heard Of: Volume 4
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50 American Serial Killers You've Probably Never Heard Of 50 American Serial Killers You've Probably Never Heard Of: Volume 7
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 True Crime: American Monsters, Vol. 12
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 True Crime: American Monsters, Vol. 9
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 Murder Most Vile Volume 43: 18 Shocking True Crime Murder Cases
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 Soviet Monsters: Volume 3: 22 Horrific Serial Killer Cases
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True Crime Confidential True Crime Confidential: Volume 2: 18 Shocking True Murder Cases
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 Deadly Women Volume 10
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 Killer Kids Volume 2: 22 Shocking True Crime Cases of Kids Who Kill
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 Murder Most Vile Volume 26: 18 Shocking True Crime Murder Cases
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 Serial Killers Unsolved: 10 Terrifying Serial Killers Who Have Never Been Caught
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Blood Brothers Blood Brothers: Volume 1: 25 African American Serial Killers
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Blood Brothers Blood Brothers: Volume 2: 25 African American Serial Killers
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50 American Serial Killers You've Probably Never Heard Of Volume 10 50 American Serial Killers You've Probably Never Heard Of Volume 10
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Cold Cases Solved Volume 6 Cold Cases Solved Volume 6: 18 Fascinating True Crime Cold Cases , Finally Solved
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American Monsters American Monsters: Volume 4: The Serial Killer Case Files
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American Monsters American Monsters: Volume 7: The Serial Killer Case Files
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 Killer Kids: Volume 4: 22 Shocking True Cases Involving Kids Who Kill
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American Monsters American Monsters: Volume 10: The Serial Killer Case Files
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American Monsters American Monsters: Volume 6: The Serial Killer Case Files
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Blood Will Tell Blood Will Tell: The Fascinating True Story of the First Serial Killer Caught by DNA Evidence
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Dead Men Walking Volume 5 Dead Men Walking Volume 5: 50 American Killers Who Were Executed for Their Crimes
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American Monsters American Monsters: Volume 3: The Serial Killer Case Files
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Beyond Evil Beyond Evil: The World's Worst Child Killers
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Dead Men Walking Dead Men Walking: Volume 3: 50 American Killers Who Were Executed for Their Crimes
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American Monsters American Monsters: Volume 12: The Serial Killer Case Files
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Cannibal Killers Cannibal Killers: Volume 2: 18 Horrific True Crime Cases
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Twice As Deadly Twice As Deadly: Volume 2: 16 Serial Killer Teams & Couples
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Rampage Killers Rampage Killers: The World's Deadliest
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American Monsters American Monsters: Volume 2: The Serial Killer Case Files
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Dead Men Walking Volume 4 Dead Men Walking Volume 4: 50 American Killers Who Were Executed for Their Crimes
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Human Monsters Human Monsters: Volume 2: 30 Terrifying Serial Killers from Around the World
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British Monsters British Monsters: Volume 4: 20 Horrific Serial Killer Cases
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Serial Killers Unsolved Volume 3 Serial Killers Unsolved Volume 3: 18 Terrifying Serial Killers Who Got Away with Murder
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Cannibal Killers Cannibal Killers: Volume 1: 18 Horrific True Crime Cases
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American Monsters American Monsters: Volume 11: The Serial Killer Case Files
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Human Monsters Human Monsters: Volume 5: 30 Terrifying Serial Killers from Around the World
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Dead Men Walking Dead Men Walking: Volume 2: 50 American Killers Who Were Executed for Their Crimes
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Murder by Numbers Murder by Numbers: The 100 Most Prolific Serial Killers Worldwide
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Serial Killers Unsolved Volume 2 Serial Killers Unsolved Volume 2: 18 Terrifying Serial Killers Who Got Away with Murder
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Murder Most Vile Volume 43 Murder Most Vile Volume 43: 18 Shocking True Crime Cases of Murder and Mayhem
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The Deadly Dozen The Deadly Dozen: Volume 2: 12 More of America's Worst Serial Killers
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British Monsters British Monsters: Volume 3: 15 Horrific Serial Killer Cases
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Soviet Monsters Soviet Monsters: 22 Horrific Serial Killer Cases
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Serial Killers Unsolved Serial Killers Unsolved
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Murder Most Vile Murder Most Vile: Volume 24: 18 Shocking True Cases
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Murder Most Vile Volume 38 Murder Most Vile Volume 38: 18 Shocking True Crime Cases of Murder and Mayhem
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Murder Most Vile Volume 37 Murder Most Vile Volume 37: 18 Shocking True Crime Cases of Murder and Mayhem
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Murder Most Vile Volume 36 Murder Most Vile Volume 36: 18 Shocking True Crime Cases of Murder and Mayhem
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Murder Most Vile Volume 39 Murder Most Vile Volume 39: 18 Shocking True Crime Cases of Murder and Mayhem
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Confessions Of A Cannibal Confessions Of A Cannibal: The Shocking True Story of Depraved Child-Killer Albert Fish
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 Blood Brothers Volume 2: 25 Terrifying African American Serial Killers
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 Deadly Women Volume 4: 18 Shocking True Crime Cases of Women Who Kill
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Killer Kids Volume 5 Killer Kids Volume 5: 22 Shocking True Crime Cases of Kids Who Kill
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Deadly Women Deadly Women: Volume 6: 18 Shocking Murder Cases
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Deadly Women Volume 7 Deadly Women Volume 7: 20 Shocking True Crime Cases of Women Who Kill
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German Monsters German Monsters: 24 Horrific Serial Killer Cases
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The Devil in Whitechapel The Devil in Whitechapel: The Untold Story of Jack the Ripper
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Unhinged Unhinged: The Horrific True Story of Ed Gein, The Butcher of Plainfield
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Deadly Women Deadly Women: Volume 1: 18 Shocking Murder Cases
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Canadian Monsters Canadian Monsters: 25 Horrific Serial Killer Cases
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Killer Kids Killer Kids: Volume 3: 22 Shocking True Cases Involving Kids Who Kill
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50 American Serial Killers You've Probably Never Heard Of Volume 8 50 American Serial Killers You've Probably Never Heard Of Volume 8
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Unexplained Book 6 Unexplained Book 6: 16 Baffling Unsolved Mysteries
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Murder Most Vile Murder Most Vile: Volume 1: 18 Shocking Cases
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