833   Herman de Vries

Portfolio. 108 x, 1999

834   Herman de Vries

Folder. Square Grid Complexities, 1975

835   Herman de Vries

Library of Earth Colours, 2005

836   Andy Warhol

Bundle: Das Tagebuch, 1989; Andy Warhol's Children's Book, 1983; 5 editions of the Interview Magazines 1980-1983

901   Pierre Alechinsky

Passe-Muraille, 1990

902   Horst Antes

The head, 1977

903   Maria Anwander

French Kiss on paper, 2014

904   Hans Arp

Untitled, from "Grafikmappe Hochschule St. Gallen", 1967

905   Christian Ludwig Attersee

6 sheets: Mokkatasse, 1972; Schwule Palette, 1971; Wenn Jumbos sich um Schinken streiten, 1969; Zwei Butterbrote mit Eiszapfen, 1968; Die schönsten Erfindungen, 1970; Serviettentiger, 1975

906   Francis Bacon

After. Portrait of George Dyer Riding a Bicycle (Q1B), 1966/2015

907   Francis Bacon

After. Lying Figure (Q2B), 1969/2015

908   Jean Baier

2 sheets: Untitled; Composition géométrique, 1965

909   John Baldessari

Sailboat, 1996/2008

910   John Baldessari

Six Colorful Expressions (Frozen) (for Parkett No. 29), 1991

911   Stephan Balkenhol

Two Lizards And a Man, 1993

912   Joseph Beuys

Intuition, 1968

913   Joseph Beuys

Intuition, 1968

914   Joseph Beuys

Untitled, 1982

915   Joseph Beuys

Iphigenie, 1973

916   Joseph Beuys

Boxkampf für direkte Demokratie, 1972

917   Joseph Beuys

90.000 DM, 1982

918   Joseph Beuys

Wooden postcard, 1969

919   Max Bill

3 sheets from "8 (2 4/4) = 8", 1974

920   Max Bill

2 sheets: Untitled, 1943; 1946

921   Max Bill

2 sheets: Untitled, 1972; Untitled, 1934-73