anchor.diff:  %%% DRAMA
   %%%
   
  -\part{Classified listing: drama}
  +\part{Drama}
   
   <% lastauthor = "" %>
   
  
positive.code: %%% POETRY
  %%%
  
  \part{Classified listing: poetry}
  
  <% lastauthor = "" %>
  
  
negative.code: %%% NONFICTION
  %%%
  
  \part{Nonfiction}
  
  <% items.sort{|a, b| a[:ddc] <=> b[:ddc] }.each do |i| %>
  
  