The Holland mss., 1781-1953, consists of correspondence and papers of three generations of Holland family physicians from Bloomington, Indiana: Philip Calphy Holland, 1840-1929, his son, George Frank Holland, 1871-1936, and his son, Philip Todd Holland, 1905-1973.
The Parkin mss., 1900-1928, are letters from Thomas Parkin, British ornithologist, from prominent ornithologists, artists, novelists, statesmen, playwrights and authors.