Jan J. Schoonhoven, T76 M2, 1976, Felt-tip pen and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34182

Eduard Flor, Plate (folio 12) from One Day, 1971, Soft ground etching and aquatint from a portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9082

Pat Andrea, Study for Laboratory, 1971, Pencil, colored pencil, gouache, and crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35825

Eduard Flor, Plate (folio 6) from One Day, 1971, Soft ground etching and aquatint from a portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9079

Eduard Flor, Plate (folio 14) from One Day, 1971, Soft ground etching and aquatint from a portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9083

Eduard Flor, Plate (folio 8) from One Day, 1971, Soft ground etching and aquatint from a portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9080

Eduard Flor, Plate (folio 4) from One Day, 1971, Soft ground etching and aquatint from a portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9078

Eduard Flor, Plate (folio 10) from One Day, 1971, Soft ground etching and aquatint from a portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9081

Eduard Flor, Plate (folio 2) from One Day, 1971, Soft ground etching and aquatint from a portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9076

Eduard Flor, One Day, 1971, Portfolio of seven soft ground etchings and screenprinted reproductions with texts, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/9077