anchor.diff:  "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","The Land of Fear","Jun, 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","The Golden Peril","Dec, 1937","1937"
  -"Harold A. Davis","The Living-fire Menace / The Living Fire Menace","Jan, 1938","1938"
  -"Harold A. Davis","The Mountain Monster","Feb, 1938","1938"
  +"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","The Motion Menace","May, 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"
  
positive.code: "Lester Dent","Five Fathoms Dead","Apr, 1946","1946"
  "Lester Dent","Death is a Round Black Spot","May, 1946","1946"
  "Lester Dent","Colors for Murder","Jun, 1946","1946"
  "William G. Bogart","Fire and Ice","Jul, 1946","1946"
  "Lester Dent","Three Times a Corpse","Aug, 1946","1946"
  "Harold A. Davis","The Exploding Lake","Sep, 1946","1946"
  "William G. Bogart","Death in Little Houses","Oct, 1946","1946"
  "Lester Dent","The Devil Is Jones","Nov, 1946","1946"
  "William G. Bogart","The Disappearing Lady","Dec, 1946","1946"
  "William G. Bogart","Target for Death","Jan, 1947","1947"
  
negative.code: "Harold A. Davis","The Green Death","Nov, 1938","1938"
  "Lester Dent","The Devil Genghis","Dec, 1938","1938"
  "Lester Dent","Mad Mesa","Jan, 1939","1939"
  "Evelyn Coulson / Lester Dent","The Yellow Cloud","Feb, 1939","1939"
  "Lester Dent","The Freckled Shark","Mar, 1939","1939"
  "William G. Bogart / Lester Dent","World's Fair Goblin","Apr, 1939","1939"
  "Lester Dent","The Gold Ogre","May, 1939","1939"
  "Lester Dent","The Flaming Falcons","Jun, 1939","1939"
  "Harold A. Davis","Merchants of Disaster","Jul, 1939","1939"
  "Harold A. Davis","The Crimson Serpent","Aug, 1939","1939"
  "Lester Dent","Poison Island","Sep, 1939","1939"
  "Lester Dent","The Stone Man","Oct, 1939","1939"
  "William G. Bogart / Lester Dent","Hex","Nov, 1939","1939"
  "Lester Dent","The Dagger in the Sky","Dec, 1939","1939"
  "Lester Dent","The Other World","Jan, 1940","1940"
  "William G. Bogart / Lester Dent","The Angry Ghost","Feb, 1940","1940"
  "William G. Bogart / Lester Dent","The Spotted Men","Mar, 1940","1940"
  "Lester Dent","The Evil Gnome","Apr, 1940","1940"
  "Lester Dent","The Boss of Terror","May, 1940","1940"
  "Lester Dent","The Awful Egg","Jun, 1940","1940"
  "William G. Bogart","The Flying Goblin","Jul, 1940","1940"
  "William G. Bogart","Tunnel Terror","Aug, 1940","1940"
  "Harold A. Davis / Lester Dent","The Purple Dragon","Sep, 1940","1940"
  "Harold A. Davis","Devils of the Deep","Oct, 1940","1940"
  "William G. Bogart","The Awful Dynasty","Nov, 1940","1940"
  "Lester Dent","The Men Vanished","Dec, 1940","1940"
  