{"value"=>"<p>2 linear ft. (4 boxes)</p> <p>Arrangement: Alphabetical by work</p> <p>There are two different types of material found in this subseries. The term “libretti” refers to the drafts written by Hamilton or others for his works. Many works also have a folder that contains notes, scenarios, and other supporting material to the particular work’s libretto. Notes for instrumental works are included here.</p>"}