Source:
Melville, Herman, 1819-1891. Herman Melville papers, 1761-1964. Billy Budd. A.Ms.; [n.p., n.d.]. MS Am 188 (363). Houghton Library, Harvard University, Cambridge, Mass.
http://nrs.harvard.edu/urn-3:FHCL.Hough:4686413
Melville, Herman, 1819-1891. Herman Melville papers, 1761-1964. Billy Budd. A.Ms.; [n.p., n.d.]. MS Am 188 (363). Houghton Library, Harvard University, Cambridge, Mass.
http://nrs.harvard.edu/urn-3:FHCL.Hough:4686413