New training for future artists and art lovers, 1934
The ten: Whitney dissenters, 1938
A comparative analysis, ca. 1941
The ideal teacher, ca. 1941
The satisfaction of the creative impulse, ca. 1941
Manuscript draft of a letter to the editor by Rothko and Adolph Gottlieb, 1943
Rothko and Gottliebs letter to the editor, 1943
The portrait and the modern artist, by Rothko and Adolph Gottlieb, 1943
Comments on The Omen of the Eagle, 1943
Brief autobiography, ca. 1945
Letter to Emily Genauer, 1945
I adhere to the reality of things, 1945
Letter to the editor, 1945
Letter to Barnett Newman, 1945
Introduction to first exhibition paintings : Clyfford Still, 1946
Letter to Barnett Newman, June 1946
Letter to Barnett Newman, August 1946
Letter to Barnett Newman, 1947
Letter to Herbert Ferber, ca. fall 1947
Letter to Clay Spohn, 1947
the ides of art: the attitudes of ten artists on their art and contemporaneousness, 1947
The romantics were prompted, 1947
Letter to Clay Spohn, February 1948
Letter to Clay Spohn, May 1948
Letter to Barnett Newman, 1949
Letter to Clay Spohn, 1949
Statement on his attitude in painting, 1949
Letter to Barnett Newman, April 1950
Letter to Barnett Newman, June 1950
Letter to Barnett Newman, July 1950
Letter to Barnett Newman, August 7, 1950
Letter to Barnett Newman, August 1950
How to combine architecture, painting, and sculpture, 1951
Notes from an interview by William Seitz, 1952
Letter to Herbert Ferber, August 1952
Letter to Herbert Ferber, September 1952
Letter to Lloyd Goodrich, 1952
Notes from an interview by William Seitz, March 1953
Notes from an interview by William Seitz, April 1953
Letter to Katharine Kuh, May 1954
Letter to Katharine Kuh, July 14, 1954
Letter to Katharine Kuh, July 28, 1954
Letter to Katharine Kuh, ca. August 1954
Letter to Petronel Lukens, August 1954
Letter to Petronel Lukens, September 1954
Letter to Katharine Kuh, September 20, 1954
Letter to Katharine Kuh, September 25, 1954
Letter to Katharine Kuh, September 27, 1954
Letter to Katharine Kuh, October 20, 1954
Letter to Katharine Kuh, October 23, 1954
Letter to Katharine Kuh, November 1954
Letter to Katharine Kuh, December 1954
Letter to Petronel Lukens, December 1954
Letter to Katharine Kuh, ca. 1954
Whenever one begins to speculate, ca. 1954
Relation to ones own past, ca. 1954
Space in painting, ca. 1954
Letter to Katharine Kuh, 1955
Letter to Herbert Ferber, July 7, 1955
Letter to Herbert Ferber, July 11, 1955
Letter to Lawrence Calcagno, 1956
Notes from a conversation with Selden Rodman, 1956
Letter to Herbert Ferber, 1957
Letter to Rosalind Irvine, 1957
Letter to the editor, 1957
Address to the Pratt Institute, 1958
Letter to Ida Kohlmeyer, ca. 1958
John Fischer, The Easy Chair: Mark Rothko, Portrait of the Artist as an Angry Man, 1970
Letter to Herbert Ferber and Bernard Reis, 1959
Letter to Elise Asher and Stanley Kunitz, 1959
Letter to Milton Avery, 1960
Letter to the Whitechapel Gallery, 1961
A talk with Mark Rothko, 1961
Letter to Herbert Ferber, 1962
Tribute to Milton Avery, 1965
Letter to Bernard Reis, 1966
Letter to Norman Reid, 1966
Letter to Herbert Ferber, July 7, 1967
Letter to Herbert Ferber, July 19, 1967
Letter to Elise Asher and Stanley Kunitz, 1967
Acceptance of Yale University honorary doctorate, 1969.