Housing, Improved: United States. Pennsylvania. Midland. Housing Exhibit of George B. Post & Sons: Midland, Pa. Pittsburgh Crucible Steel Co.: MacClure & Spahr. Architects.

Unidentified Artist

Riffs on Real Time (6 of 10)

Leslie Hewitt

A. (two-part form printed in brown)

Robert Mangold

Homage to the Square: Against Deep Blue

Josef Albers

Venus in Cibola VI

Clinton Adams

Honey Pot

Joseph Beuys Grafos Verlag, Vaduz

Nine Colors on White I

Ellsworth Kelly

Certificate for "Yellowform, Blackform 2"

Franz Erhard Walther

Color Study 7

Thomas Kotik

Untitled

Robert Ryman

Folio 40 from an Album of Drawings and Paintings: Fingernail drawing: horseman fighting a lion with hound at bottom (recto); Blank page (verso)

Moths and Cocoons

Landscape

William Harry Warren Bicknell

Proun 12E

El Lissitzky

Industrial Problems, Welfare Work: United States: Social Conditions, United States, Census of 1900, Proportions of Persons Engaged in Each Class of Occupations: 1900

Unidentified Artist

Lana 3

Brice Marden

Untitled (blank, left page); Untitled (text, right page)

Otto Piene

Housing Development, Dessau-Törten, 1926-1928: Color scheme for walls and ceilings

Fritz Kuhr Walter Gropius

Sherd from Rim and Wall of a Bowl or Cup

Design for a Multimedia Trade Fair Booth

Herbert Bayer

Reserved

Josef Albers R. H. Norton, New Haven Ives-Sillman

Title Page, Cantos

Barnett Newman

Untitled (soldiers walking across Army base, Vietnam)

Gordon W. Gahan

No. 62 (cyan)

Ellen Carey

Guitar and Sheet Music on Table

Pablo Ruiz Picasso

Untitled (blank, left page); Untitled (blank, right page)

Otto Piene

Untitled, from the portfolio "Saltoarte"

Bernd Lohaus POUR

Dawn After the Wreck

John Ruskin Joseph Mallord William Turner

Untitled

Judy Rifka

Man Bending Forward

Lyonel Feininger

Indian Lake

Charles Roberson and Co.

Body Sherd: From Cup

Object file, non-estate: Untitled, c. 1971, sculpture

Christopher Wilmarth

Hardwoods 1-yellow

Ann Conner

Untitled (blank, left page); Untitled (blank, right page)

Otto Piene

Untitled (blank, left page); Untitled (blank, right page)

Otto Piene

Untitled (front endpaper with annotation, left page); Untitled (signature, right page)

Otto Piene

Untitled (notes, left page); Untitled (blank, right page)

Otto Piene

Die Donau

Ronald B. Kitaj

Alexandre Iolas Gallery Catalogue

Edward Ruscha

Untitled

Sheldon Machlin

India Yellow

Charles Roberson and Co.

Ornamental Jade Belt Plaque (one from a set of twelve)

Exercise in Basic Colors and Shapes

Ludwig Hirschfeld-Mack

Relief (Series B)

Charlotte Posenenske

Ornamental Jade Belt Plaque (one from a set of twelve)

Sketchbook ("1872"): Travel Sketches, Animal and Figure Studies

John Singer Sargent

Relief (Series B)

Charlotte Posenenske

Books by Shoko (Shoko-cho)

Maquette for Wall Drawing #830 (Four Isometric Figures With Color Ink Washes Superimposed)

Sol LeWitt

Untitled [Church at Vollersroda]

Julia Feininger

Sherd from the Rim and Wall of a Bowl

Spring IX

Rob Moore

Port at Rouen

Jean Rubezars

Intensity Studies

Charles Herbert Moore

Untitled (view of hills and field with village in the distance)

Gordon W. Gahan

Untitled (circular crates and view to ships on the water in the distance)

Gordon W. Gahan

Untitled (blank, left page); Untitled (blank, right page)

Otto Piene

Untitled (blank, left page); Untitled (notes and bleed-through of following page, right page)

Otto Piene

Untitled (blank, left page); Untitled (ring motif designs, right page)

Otto Piene

Untitled (notes, left page); Untitled (blank, right page)

Otto Piene

E.S.P. Fluxkit

James Riddle Fluxus

Kampflieder: Battle Songs: Canzoni di Guerra

Ronald B. Kitaj

Housing, Improved: United States. New York. New York City. Tenement House Department: Forms and records used by Tenement House Department. New York City

Unidentified Artist

Recreation, Parks and Playgrounds: Great Britain, England. Liverpool. Playgrounds and Gardens: Social Conditions in Liverpool, England, 1903: Church - small park.

Unidentified Artist

Sherd: Square Fragment from the Mouth of a Circular Bowl with Everted Lip and with Rising Lotus-Petal Decor

Drawing for "48" Standards"

Mel Bochner

Dr. Harvey Cushing (1869-1939)

Paul Adrian Brodeur

Untitled (brown, mustard, and orange squares)

Josef Albers

Ravello, Italy

Denman Waldo Ross

Races, Jews: United States. New Jersey. Woodbine. Baron de Hirsch Agricultural and Industrial School: Woodbine Settlement 1891 - 1904: Exhibit VI

Unidentified Artist