Abadie, Daniel, circa 1985-2000
Select: Abadie, Daniel, circa 1985-2000
Abrams, Harry N., 1986-2001
Select: Abrams, Harry N., 1986-2001
Ahlers, Jans A., 1995-1998
Select: Ahlers, Jans A., 1995-1998
Americas Society, 1989-1997
Select: Americas Society, 1989-1997
Austin, Sally, 1996-2000
Select: Austin, Sally, 1996-2000
A, General, circa 1974-2000
Select: A, General, circa 1974-2000 Scope and Contents Includes correspondence with Edward Albee, Josef Albers, Agam, L. Alcopley, Lawrence Alloway, Carl Andre, and Karel Appel
Bacon, Francis, 1970-1984
Select: Bacon, Francis, 1970-1984
Barnes, Harry B., 1976-1983
Select: Barnes, Harry B., 1976-1983
Barnet, Will, 1978-1999
Select: Barnet, Will, 1978-1999
Barnett, Vivian, 1987-1994
Select: Barnett, Vivian, 1987-1994
Barnreuther, Andrea, 1992-1994
Select: Barnreuther, Andrea, 1992-1994
Bissier, Lisbeth, 1968-1988
Select: Bissier, Lisbeth, 1968-1988
Bell, Larry, 1977-1995
Select: Bell, Larry, 1977-1995
Bellagio Art Gallery, 2000
Select: Bellagio Art Gallery, 2000
Beuys, Joseph, 1985-1995
Select: Beuys, Joseph, 1985-1995
Bloss, Joaquim (Goethe Institute), 1991-1992
Select: Bloss, Joaquim (Goethe Institute), 1991-1992
Borges, Jacobo, 1986-1996
Select: Borges, Jacobo, 1986-1996
Boston University, 1996-1997
Select: Boston University, 1996-1997
Brown, J. Carter, 1972-1988
Select: Brown, J. Carter, 1972-1988
Burri, Alberto and Minsa, 1978-1988
Select: Burri, Alberto and Minsa, 1978-1988
Bury, Pol, 1978-1994
Select: Bury, Pol, 1978-1994
Bussman, Haus Munster, 1992-1996
Select: Bussman, Haus Munster, 1992-1996
Byars, James Lee, 1980-1988
Select: Byars, James Lee, 1980-1988
B, General, circa 1970-2000
Select: B, General, circa 1970-2000
Caixa Foundation, circa 1990-2000
Select: Caixa Foundation, circa 1990-2000
Castillo, Jorge and Foundation, 1987-1993
Select: Castillo, Jorge and Foundation, 1987-1993
Chagall, Marc, 1967-1980
Select: Chagall, Marc, 1967-1980
Chalupecký, Jindrich, 1974-1988
Select: Chalupecký, Jindrich, 1974-1988
Chillida, Eduardo, 1987-2000
Select: Chillida, Eduardo, 1987-2000
Chryssa, 1974-1997
Select: Chryssa, 1974-1997
Cohen, Rudolph, 1982-1997
Select: Cohen, Rudolph, 1982-1997
Colin, Ralph F. (Art Dealers Association of America), 1979-1984
Select: Colin, Ralph F. (Art Dealers Association of America), 1979-1984
Collado, Lisa, 1981-1986
Select: Collado, Lisa, 1981-1986
Comini, Alessandra, 1977-1989
Select: Comini, Alessandra, 1977-1989
Coolidge, John, 1984-1991
Select: Coolidge, John, 1984-1991
Cooper, Douglas, circa 1981-1982
Select: Cooper, Douglas, circa 1981-1982
Cunningham, Priscilla and Charles, 1977-1997
Select: Cunningham, Priscilla and Charles, 1977-1997
Czech Republic, circa 1988-1995
Select: Czech Republic, circa 1988-1995
Czerny, Ilonka, 1992-1996
Select: Czerny, Ilonka, 1992-1996
C, General, circa 1970-2000
Select: C, General, circa 1970-2000 Scope and Contents Includes correspondence with Leo Castelli, Judy Chicago, Christo, and Joseph Cornell
Davis, Douglas, 1976-1988
Select: Davis, Douglas, 1976-1988
de Duve, Thierry, 1998-1999
Select: de Duve, Thierry, 1998-1999
de Staël, François, 1983-1995
Select: de Staël, François, 1983-1995
Dinnerstein, Simon, circa 1978-2000
Select: Dinnerstein, Simon, circa 1978-2000
Dogançay, Burhan, 1997
Select: Dogançay, Burhan, 1997
Dubuffet, Jean and Foundation, 1976-2001
Select: Dubuffet, Jean and Foundation, 1976-2001
Dörflinger, Hans, 1977-1999
Select: Dörflinger, Hans, 1977-1999
D, General, circa 1970-2000
Select: D, General, circa 1970-2000 Scope and Contents Includes correspondence with Sonia Delaunay, Walter de Maria, and Jim Dine
Edwards, Sibyl, 1977-1981
Select: Edwards, Sibyl, 1977-1981
Ernst, Max and Family, 1974-1985
Select: Ernst, Max and Family, 1974-1985
Europe After the Flood, 1994-1995
Select: Europe After the Flood, 1994-1995
Exhibitions at Guggenheim Museum, circa 1970-1975
Select: Exhibitions at Guggenheim Museum, circa 1970-1975
Expo Vienna, 1991
Select: Expo Vienna, 1991
E, General, circa 1970-2001
Select: E, General, circa 1970-2001
Finn, David, 1979-1996
Select: Finn, David, 1979-1996
Flavin, Dan, 1971-1982
Select: Flavin, Dan, 1971-1982
Flinker, Karl, 1979-1986
Select: Flinker, Karl, 1979-1986
Fontana, Lucio Fondazione, 1975-1999
Select: Fontana, Lucio Fondazione, 1975-1999
Frank, David, 1996-1997
Select: Frank, David, 1996-1997
Frankenthaler, Helen, 1975-1987
Select: Frankenthaler, Helen, 1975-1987
Franta, 1977-1986
Select: Franta, 1977-1986
Freudenheim, Thomas, 1980-1995
Select: Freudenheim, Thomas, 1980-1995
F, General, circa 1967-2000
Select: F, General, circa 1967-2000
Gabo, Naum and Miriam, 1975-1981
Select: Gabo, Naum and Miriam, 1975-1981
Getlein, Frank, 1987
Select: Getlein, Frank, 1987
Giacometti, Alberto and Family, 1964-1998
Select: Giacometti, Alberto and Family, 1964-1998
Goethe University, 1994-2000
Select: Goethe University, 1994-2000
Grohmann, Will, 1962-1967
Select: Grohmann, Will, 1962-1967
Guggenheim Family, circa 1965-2000
Select: Guggenheim Family, circa 1965-2000
Guggenheim Museum, circa 1987-1999
Select: Guggenheim Museum, circa 1987-1999
G, General, circa 1970-2000
Select: G, General, circa 1970-2000 Scope and Contents Includes correspondence with Isa Genzken and Philip Guston
Haftmann, Werner, 1977-1985
Select: Haftmann, Werner, 1977-1985
Hahl, Jelena, 1979-1995
Select: Hahl, Jelena, 1979-1995
Hamilton, Richard, 1974-1986
Select: Hamilton, Richard, 1974-1986
Hammacher-van den Brande, Renilde, 1980-1985
Select: Hammacher-van den Brande, Renilde, 1980-1985
Hartmann, Pia, 1992-1994
Select: Hartmann, Pia, 1992-1994
Hayes, David, 1979-1986
Select: Hayes, David, 1979-1986
Hélion, Jean, 1967-1987
Select: Hélion, Jean, 1967-1987
Hinterreiter Foundation, 1991-1995
Select: Hinterreiter Foundation, 1991-1995
Horgan, Paul, 1973-1987
Select: Horgan, Paul, 1973-1987
Horine, E. Field, 1976-1999
Select: Horine, E. Field, 1976-1999
H, General, circa 1970-2000
Select: H, General, circa 1970-2000
Independent Committee on Arts Policy (ICAP), 1991-1993
Select: Independent Committee on Arts Policy (ICAP), 1991-1993
Institute of Contemporary Art (ICA) Boston, 1995-1997
Select: Institute of Contemporary Art (ICA) Boston, 1995-1997
Institute of International Education (IIE), 1992-1999
Select: Institute of International Education (IIE), 1992-1999
I, General, circa 1970-1999
Select: I, General, circa 1970-1999
Jensen, Alfred J., 1991-1996
Select: Jensen, Alfred J., 1991-1996
Jensen, Knud W., 1996-1997
Select: Jensen, Knud W., 1996-1997
J, General, circa 1970-1999
Select: J, General, circa 1970-1999
Kandinsky (Wassily) Book, 1992-1996
Select: Kandinsky (Wassily) Book, 1992-1996
Karavan, Dani, 1978-1993
Select: Karavan, Dani, 1978-1993
Kiyokawa, Taiji, 1984-1987
Select: Kiyokawa, Taiji, 1984-1987
Klee, Felix, 1967-1974
Select: Klee, Felix, 1967-1974
Klüser, Bernd, 1989
Select: Klüser, Bernd, 1989
Knowlton, Grace, 1974-1986
Select: Knowlton, Grace, 1974-1986
Koczy, Rosemarie, circa 1979-1995
Select: Koczy, Rosemarie, circa 1979-1995
Kokoschka, Olda, 1976-1987
Select: Kokoschka, Olda, 1976-1987
Kolár, Jirí , 1979-1996
Select: Kolár, Jirí , 1979-1996
Kolibal, Stanislav, 1972-1997
Select: Kolibal, Stanislav, 1972-1997
Koska, Elke, 1983-1987
Select: Koska, Elke, 1983-1987
Kotalík, Jirí , 1992-1996
Select: Kotalík, Jirí , 1992-1996
Kraft, Ann, 1982-1994
Select: Kraft, Ann, 1982-1994
Kuh, Katharine, circa 1974-1994
Select: Kuh, Katharine, circa 1974-1994
Kunst und Ausstellungshalle der Bundesrepublik Deutschland, 1994-1996
Select: Kunst und Ausstellungshalle der Bundesrepublik Deutschland, 1994-1996
K, General, circa 1970-1999
Select: K, General, circa 1970-1999 Scope and Contents Includes correspondence with Alex Katz, R.B. Kitaj, and Lee Krasner
Lam, Wilfredo and Lou-Laurin, 1981-1993
Select: Lam, Wilfredo and Lou-Laurin, 1981-1993
Lawsen-Johnston, Peter, 1969-1999
Select: Lawsen-Johnston, Peter, 1969-1999
le Brocquy, Louis, 1978-2001
Select: le Brocquy, Louis, 1978-2001
Lehner, Andreas, 2009-2010
Select: Lehner, Andreas, 2009-2010
Licht, Fred, 1975-2000
Select: Licht, Fred, 1975-2000
Lipchitz, Yulla, 1976-1987
Select: Lipchitz, Yulla, 1976-1987
Loreau, Max, 1970-1993
Select: Loreau, Max, 1970-1993
Lowe Museum, University of Miami, 1990-1991
Select: Lowe Museum, University of Miami, 1990-1991
L, General, circa 1970-2000
Select: L, General, circa 1970-2000
Macku, Zdenek, 1994-1997
Select: Macku, Zdenek, 1994-1997
Madlener, Jörg, 1987-1988
Select: Madlener, Jörg, 1987-1988
Martin, Agnes, 1975-1985
Select: Martin, Agnes, 1975-1985
Martini, Raffaele, 1980-1986
Select: Martini, Raffaele, 1980-1986
Maxero, O., 1981-1995
Select: Maxero, O., 1981-1995
McKinley, Hazel G., 1981-1988
Select: McKinley, Hazel G., 1981-1988
Miyawaki, Aiko, 1979-1984
Select: Miyawaki, Aiko, 1979-1984
Mlynárcik, Alex , 1969-1996
Select: Mlynárcik, Alex , 1969-1996
Moore, Henry, 1965-1982
Select: Moore, Henry, 1965-1982
Museum Moderner Kunst Stiflung, 1994
Select: Museum Moderner Kunst Stiflung, 1994
M, General, circa 1970-2000
Select: M, General, circa 1970-2000 Scope and Contents Includes correspondence with René Magritte, Georges Mathieu, Joan Miro, and Robert Motherwell
Nakamura, Nobuo, 1991-2000
Select: Nakamura, Nobuo, 1991-2000
National Gallery in Prague (Národní galerie v Praze), circa 1993-2001
Select: National Gallery in Prague (Národní galerie v Praze), circa 1993-2001
Navin, Richard, circa 1977
Select: Navin, Richard, circa 1977
Noguchi, Isamu and Museum, 1967-2001
Select: Noguchi, Isamu and Museum, 1967-2001
Nordstern, circa 1990-2000
Select: Nordstern, circa 1990-2000
Nori, Franziska, 1995-1998
Select: Nori, Franziska, 1995-1998
Norton, Ann, 1978-1980
Select: Norton, Ann, 1978-1980
N, General, circa 1970-2000
Select: N, General, circa 1970-2000 Scope and Contents Includes correspondence with Kenneth Noland
Oakes, John, 1978-1993
Select: Oakes, John, 1978-1993
O, General, circa 1970-1999
Select: O, General, circa 1970-1999 Scope and Contents Includes correspondence with Georgia O'Keeffe and Alfonso Ossorio
Pacher, William, 1976-1977
Select: Pacher, William, 1976-1977
Palazzio Grassi, 1991-1997
Select: Palazzio Grassi, 1991-1997
Pei, I.M. , 1976-1991
Select: Pei, I.M. , 1976-1991
Picabia, Gabrielle Buffet and Family, 1969-1978
Select: Picabia, Gabrielle Buffet and Family, 1969-1978
P, General, circa 1970-2000
Select: P, General, circa 1970-2000 Scope and Contents Includes correspondence with Richard Pousette-Dart
Raab, Josefine, 1993-2000
Select: Raab, Josefine, 1993-2000
Richards, I.A. and Dorothea, 1967-1979
Select: Richards, I.A. and Dorothea, 1967-1979
Rickey, George, 1980-1988
Select: Rickey, George, 1980-1988
Rockefeller, David, 1988-2000
Select: Rockefeller, David, 1988-2000
Roethel, Hans Konrad, 1975-1978
Select: Roethel, Hans Konrad, 1975-1978
Rothschild, Judith and Foundation, 1997-1997
Select: Rothschild, Judith and Foundation, 1997-1997
Rowell, Margit, 1975-1996
Select: Rowell, Margit, 1975-1996
Russell, John, 1971-1994
Select: Russell, John, 1971-1994
R, General, circa 1970-2000
Select: R, General, circa 1970-2000 Scope and Contents Includes correspondence with Gerhard Richter and Paul Rotterdam
Schirn Kunsthalle, circa 1990-2000
Select: Schirn Kunsthalle, circa 1990-2000
Schmalenbach, Werner, 1971-1994
Select: Schmalenbach, Werner, 1971-1994
Schöffer, Nicholas, 1971-1983
Select: Schöffer, Nicholas, 1971-1983
Segnini, Cesar, 1992-1996
Select: Segnini, Cesar, 1992-1996
Seliger, Charles, 1984-1997
Select: Seliger, Charles, 1984-1997
Serrano, Pablo, 1974-1985
Select: Serrano, Pablo, 1974-1985
Setlík, Jirí , 1974-1997
Select: Setlík, Jirí , 1974-1997
Simonds, Charles and Bella, 1986-1992
Select: Simonds, Charles and Bella, 1986-1992
Slive, Seymour, 1974-1995
Select: Slive, Seymour, 1974-1995
Societe Kandinsky, 1991-2000
Select: Societe Kandinsky, 1991-2000
Sovak, Pravoslav, 1979-1995
Select: Sovak, Pravoslav, 1979-1995
Soto, Jesus, 1977-1984
Select: Soto, Jesus, 1977-1984
Stanislawski, Ryszard, 2000-2001, 1976
Select: Stanislawski, Ryszard, 2000-2001, 1976
Still, Clyfford, 1972-1974
Select: Still, Clyfford, 1972-1974
Sujo, Clara Diament, 1977-1994
Select: Sujo, Clara Diament, 1977-1994
S, General, circa 1970-2000
Select: S, General, circa 1970-2000 Scope and Contents Includes correspondence with Meyer Schapiro
Tàpies, Antonio and Foundation, 1978-1995
Select: Tàpies, Antonio and Foundation, 1978-1995
Tasende, José, 1987-1993
Select: Tasende, José, 1987-1993
Tigermann, Eric, 1996-1999
Select: Tigermann, Eric, 1996-1999
Tovish, Harold, 1974-1995
Select: Tovish, Harold, 1974-1995
Tworkov, Jack, 1974-1982
Select: Tworkov, Jack, 1974-1982
T, General, circa 1970-1998
Select: T, General, circa 1970-1998 Scope and Contents Includes correspondence with James Turrell
U, General, 1975-1991
Select: U, General, 1975-1991
van der Roe, Georgia, 1976-1984
Select: van der Roe, Georgia, 1976-1984
Varia, Radu, 1977-1988
Select: Varia, Radu, 1977-1988
Vasarely, Victor, 1972-1984
Select: Vasarely, Victor, 1972-1984
V, General, circa 1970-2000
Select: V, General, circa 1970-2000
Werner, Klaus, 1992
Select: Werner, Klaus, 1992
Williams, Betty, 1981-1987
Select: Williams, Betty, 1981-1987
Wolfe, Jack, 1981-1983
Select: Wolfe, Jack, 1981-1983
W, General, circa 1973-2000
Select: W, General, circa 1973-2000
Young, Mahonri, 1986-1997
Select: Young, Mahonri, 1986-1997
Y, General, circa 1970-1990
Select: Y, General, circa 1970-1990 Scope and Contents Includes correspondence with Jack Youngerman and Adja Yunkers
Zweite, Armin, 1976-1999
Select: Zweite, Armin, 1976-1999
Z, General, circa 1970-2001
Select: Z, General, circa 1970-2001