Size: ca. 419 items (on 4 microfilm reels).
Summary: Correspondence, photographs, writings, sketches, sketchbooks, scrapbook, and printed materials.
Reel 1426: Biographical information; correspondence, including 5 letters from John Marin; correspondence of Haskell's son, Ernest about his father; a lecture; a typed account of a canoe trip through the Everglades; writings on Haskell; sketches; a scrapbook; clippings and printed miscellany; and photographs.
Reel 1355: Family correspondence, principally between Ernest and his wife Emma; a biographical narrative about Ernest which was written by his daughter Hildegarde; five sketchbooks and nine printed items.
Reel 1400: 34 photographs of Haskell and his family.
Reel 105: Correspondence, clippings, priced lists of his works, bills for their sale, catalogs and miscellaneous papers. Included are letters from the Print Club, Philadelphia, from R.F. Randolph, and 15 letters from John Taylor Arms to Ernest Haskell, Jr., 1946-1950, concerning his father.