The collection consists of correspondence, bills, newspaper clippings, magazines, photographs and other papers regarding Joseph Jennings Dorn's role in the trial of Bruno Hauptmann for kidnapping Charles Lindbergh's baby. The collection includes: correspondence of Arthur G. Koehler, a wood identification expert for the Forest Service; letters from Dorn and his wife to their daughter while they were in New Jersey for the trial; newspaper clippings and magazine articles regarding the Hauptmann trial; correspondence from John K. Kelly, a professor at the University of Delaware who was researching the case; and a piece of wood from Hauptmann's ladder.