#running_head__runninghead__running_headline__runningheadline  a heading printed at the top of every page (or every other page) of a book
  supertype:  #heading__head  a line of text serving to indicate what the passage below it is about; "the heading seemed to have little to do with the text"
  part of:  #book
  subtype:  #running_title__runningtitle  the title (or a shortened title) of a book used as a running head

No statement uses or specializes #running_head; click here to add one.