Robert Burns Motherwell. Interview with Robert Motherwell, 1964 November 10. Howard Somers Conant papers, 1944-1987. Archives of American Art, Smithsonian Institution.
Robert Burns Motherwell and Ruth Landshoff Vollmer. Robert Motherwell and Ruth Vollmer, from the Contemporary Artists on Art series, 1960 October-December. Howard Somers Conant papers, 1944-1987. Archives of American Art, Smithsonian Institution.
Robert Burns Motherwell. Robert Motherwell draft for The school of New York, 1951 January 1. Frank Perls papers and Frank Perls Gallery records, circa 1920-1983. Archives of American Art, Smithsonian Institution.
Robert Burns Motherwell. Robert Motherwell letter to Frank Perls, 1951 January 27. Frank Perls papers and Frank Perls Gallery records, circa 1920-1983. Archives of American Art, Smithsonian Institution.
Robert Burns Motherwell. Robert Motherwell letter to William Baziotes with illustrated envelope, 1945 May 5. William and Ethel Baziotes papers, circa 1900-1992. Archives of American Art, Smithsonian Institution.
Robert Burns Motherwell and Frank Perls Gallery. The school of New York, 1951. Frank Perls papers and Frank Perls Gallery records, circa 1920-1983. Archives of American Art, Smithsonian Institution.
Lee Krasner and Robert Motherwell on the beach, circa 1945. Jackson Pollock and Lee Krasner papers, circa 1914-1984. Archives of American Art, Smithsonian Institution.
Robert Motherwell on the beach, circa 1945. Jackson Pollock and Lee Krasner papers, circa 1914-1984. Archives of American Art, Smithsonian Institution.
Sidney Janis Gallery. Sidney Janis Gallery exhibition poster for Motherwell, 1959. William C. Seitz papers, circa 1930-1995. Archives of American Art, Smithsonian Institution.
Seven Stairs Gallery and Robert Burns Motherwell. Seven Stairs Gallery exhibition announcement for Stuart Brent presents Cy Twombly, 1951. William C. Seitz papers, circa 1930-1995. Archives of American Art, Smithsonian Institution.
Arthur Coleman Danto. Arthur Coleman Danto letter to Robert Burns Motherwell, 1985 March 10. Arthur Coleman Danto papers, 1979-1998. Archives of American Art, Smithsonian Institution.
Sidney Janis Gallery. Sidney Janis Gallery exhibition catalog for New Paintings and Collages by Robert Motherwell, 1962. Sidney Janis Gallery exhibition catalogs, 1951-1998. Archives of American Art, Smithsonian Institution.
Long Point Gallery (Provincetown, Mass.). Program for memorial service for Robert Motherwell, 1991. Long Point Gallery records, 1959-1999. Archives of American Art, Smithsonian Institution.
Cape Cod Times. Friends remember artist at his 'special place', 1991 July 21. Long Point Gallery records, 1959-1999. Archives of American Art, Smithsonian Institution.
Budd Hopkins. For R.M., on hearing of his death, 1991 July 17. Long Point Gallery records, 1959-1999. Archives of American Art, Smithsonian Institution.
Robert Burns Motherwell. Robert Motherwell letter to Emerson Woelffer, 1956 March 17. Emerson Woelffer papers, 1937-1999. Archives of American Art, Smithsonian Institution.