Add sections to the bookbuilder: FBI Releases Letter in Unabom' Case (Howard Kurtz & John Schwartz)

 

With complex structures, e.g., a chapter with subsections, selecting only the chapter is likely to select only the chapter's title, so probably you want to select the chapter and all its subsections.

The text structure is shown below.

 
Section
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Title, author, date...
FBI Releases Letter in Unabom' Case
Source, notes...