anchor.diff:  "Lester Dent","Meteor Menace","Mar, 1934","1934"
   "Lester Dent","The Monsters","Apr, 1934","1934"
   "Lester Dent","The Mystery on the Snow","May, 1934","1934"
  -"Harold A. Davis","The King Maker","Jun, 1934","1934"
  +"Harold A. Davis / Lester Dent","The King Maker","Jun, 1934","1934"
   "Lester Dent","The Thousand-Headed Man","Jul, 1934","1934"
   "Lester Dent","The Squeaking Goblin","Aug, 1934","1934"
   "Lester Dent","Fear Cay","Sep, 1934","1934"
   "Lester Dent","Death in Silver","Oct, 1934","1934"
   "Lester Dent","The Sea Magician","Nov, 1934","1934"
   "Lester Dent","The Annihilist","Dec, 1934","1934"
  -"Richard Sale","The Mystic Mullah","Jan, 1935","1935"
  +"Richard Sale / Lester Dent","The Mystic Mullah","Jan, 1935","1935"
   "Lester Dent","Red Snow","Feb, 1935","1935"
  -"W. Ryerson Johnson","Land of Always-Night","Mar, 1935","1935"
  +"W. Ryerson Johnson / Lester Dent","Land of Always-Night","Mar, 1935","1935"
   "Lester Dent","The Spook Legion","Apr, 1935","1935"
   "Lester Dent","The Secret in the Sky","May, 1935","1935"
   "Lester Dent","The Roar Devil","Jun, 1935","1935"
   "Lester Dent","Quest of Qui","Jul, 1935","1935"
   "Lester Dent","Spook Hole","Aug, 1935","1935"
  -"J. Allan Dunn","The Majii","Sep, 1935","1935"
  -"Harold A. Davis","Dust of Death","Oct, 1935","1935"
  +"J. Allan Dunn / Lester Dent","The Majii","Sep, 1935","1935"
  +"Harold A. Davis / Lester Dent","Dust of Death","Oct, 1935","1935"
   "Lawrence Donovan","Murder Melody","Nov, 1935","1935"
  -"W. Ryerson Johnson","The Fantastic Island","Dec, 1935","1935"
  +"W. Ryerson Johnson / Lester Dent","The Fantastic Island","Dec, 1935","1935"
   "Lawrence Donovan","Murder Mirage","Jan, 1936","1936"
   "Lester Dent","Mystery Under the Sea","Feb, 1936","1936"
   "Lester Dent","The Metal Master","Mar, 1936","1936"
   "Lawrence Donovan","The Men Who Smiled No More","Apr, 1936","1936"
  -"Martin E. Baker","The Seven Agate Devils","May, 1936","1936"
  +"Martin E. Baker / Lester Dent","The Seven Agate Devils","May, 1936","1936"
   "Lawrence Donovan","The Haunted Ocean","Jun, 1936","1936"
   "Lawrence Donovan","The Black Spot","Jul, 1936","1936"
   "Lester Dent","The Midas Man","Aug, 1936","1936"
  
positive.code: "Lester Dent","The Swooning Lady","Sep / Oct, 1948","1948"
  "Lester Dent","The Green Master","Winter, 1949","1949"
  "Lester Dent","Return From Cormoral","Spring, 1949","1949"
  "Lester Dent","Up From Earth's Center","Summer, 1949","1949"
negative.code: "Lester Dent","The Mental Wizard","Mar, 1937","1937"
  "Lester Dent","The Terror in the Navy","Apr, 1937","1937"
  "Lawrence Donovan","Mad Eyes","May, 1937","1937"
  "Harold A. Davis / Lester Dent","The Land of Fear","Jun, 1937","1937"
  "Lawrence Donovan","He Could Stop The World","Jul, 1937","1937"
  "Lester Dent","Ost / The Magic Island","Aug, 1937","1937"
  "Lester Dent","The Feathered Octopus","Sep, 1937","1937"
  "Lester Dent","Repel / The Deadly Dwarf","Oct, 1937","1937"
  "Lester Dent","The Sea Angel","Nov, 1937","1937"
  "Harold A. Davis / Lester Dent","The Golden Peril","Dec, 1937","1937"
  "Harold A. Davis / Lester Dent","The Living-fire Menace / The Living Fire Menace","Jan, 1938","1938"
  "Harold A. Davis / Lester Dent","The Mountain Monster","Feb, 1938","1938"
  "Lester Dent","Devil on the Moon","Mar, 1938","1938"
  "Lester Dent","The Pirate's Ghost","Apr, 1938","1938"
  "W. Ryerson Johnson / Lester Dent","The Motion Menace","May, 1938","1938"
  "Lester Dent","The Submarine Mystery","Jun, 1938","1938"
  "Lester Dent","The Giggling Ghosts","Jul, 1938","1938"
  "Harold A. Davis","The Munitions Master","Aug, 1938","1938"
  