Addendum to John L. Brown papers 1, 2, 3, 4. Includes research source materials (notes, newspaper/magazine articles), correspondence, family photographs, and Brown's journals.
The collection contains typed manuscripts and galley proofs for novels and screenplays by William P. Blatty. It also contains research materials related to the Exorcist, including letters from Father William S. Bowdern (1968-1975).