anchor.diff:  "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"
  +"William G. Bogart / Lester Dent","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"
  +"Harold A. Davis / Lester Dent","The Exploding Lake","Sep, 1946","1946"
  +"William G. Bogart / Lester Dent","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"
  
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 Invisible Box Murders / The Invisible-Box Murders","Nov, 1941","1941"
  "Lester Dent","Peril in the North","Dec, 1941","1941"
  "Alan Hathway","The Rustling Death","Jan, 1942","1942"
  "Evelyn Coulson / Lester Dent","Men of Fear","Feb, 1942","1942"
  "Lester Dent","The Too-Wise Owl","Mar, 1942","1942"
  "William G. Bogart / Lester Dent","The Magic Forest","Apr, 1942","1942"
  "Lester Dent","Pirate Isle","May, 1942","1942"
  "Lester Dent","The Speaking Stone","Jun, 1942","1942"
  "Lester Dent","The Man Who Fell Up","Jul, 1942","1942"
  