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Artist...Adèle, Albee, Grace Albers, Josef Albert, Jos. Alexandre Photography, Allen & Rowell Portrait Photographers, Alman, L. Alman & Co., Altman, Harold Annesley, David Appert, E. Archipenko, Alexander Arms, John Taylor Artschwager, Richard Avery, March Avery, Milton Azuma, Norio Backofen, Carl Bartlett, Jennifer Bascom, Joe Bassano, Alex Bayer, Herbert Bazaine, Jean Rene Bell, Benjamin & Son, O. C. Benoue & Co., Benson, Frank W. Benton, Thomas Hart Bergamasco, Charles Berlin, Beatrice V. Bertoia, Harry Bishop, Isabel Bitter, Karl Blackadder, Elizabeth Blackburn, Morris Blanch, Arnold Bloch, Julius Blondel, Louis Blum, Andrea Blum, Zevi Bockmann, A. Bockrath, Mark Bosman, Richard Boudin, Eugène Bovy, Hughes Bowman, Dorothy Boyle, John J. Brands Studios, Brandseph, Friedrich Braun & Co., Ad. Braun, Clement & Co., Bravo, Manuel Álvarez Breverman, Harvey Brevette, J. H. Broadbent Brothers, Brown, Joseph Brown (attributed), Solyman Browne, George Elmer Buchner, Maler Buell, Alice Standish Burgess, Jason Byrne & Co., Byrne & Co., W. J. Calder, Alexander Campbell, Stephen Campbell, Wayne E. Caqué, Armand Auguste Cárdenas, Agustin Carjat, Étienne Carlini, Carmean, Harry Castagno, John Caulfield, Patrick Célice, Pierre Chafetz, Sidney Chagall, Marc Chalon, Alfred Edward Chaplain, Jules-Clément Chiurazzi, Christ-Janer, Albert Clark, Clark, Larry Claudet's Photography Studio, Clergue, Lucien Coates Jones, Francis Cogswell, William Cohen, Arthur Cohen, Bernard Coignard, James Cole, Thomas Coman, Charlotte Buell Cope, Jamie Copeland, Lee Costigan, John Edward Coughlin, Jack Couy, Jean Crawford, Thom Cooney Crome, John Crook, P.J. Cthmar v. Türk, Cullen, Curry, John Steuart Czapek & Cie, D'Arcangelo, Allan Daireaux, V. Dali, Salvador Daumier, Honoré Davis, G. W. Davis, Stuart Dawson, George Walter de Dreux, Alfred de Saint Phalle, Niki DeArmond, Dale Dehner, Dorothy Delcourt, Maurice Dewing, Thomas Dickinson & Foster, Donovan, Dosamantes, Francisco Downey, William & Daniel Draper, E. Dubuffet, Jean Dufy, Raoul Dupray, Henri Louis Dürer, Albrecht Dwight, Mabel Eakins, Thomas Echtler, Gustave Eckfeldt, Edgar Eckmair, Frank Edgerton, Harold Eichenberg, Fritz Eisner, Louis Elliot & Fry, Encke, Ernst Engman, Robert Ernst, Helge Ernst, Robert Erwitt, Elliot Escobar, Marisol Estabrooke, Edward Fabri, Ralph Fassett, Mary Fath, E. Faurer, Louis Feininger, Lyonel Felici, Fenton, Beatrice Fiene, Ernest Fink, Larry Flack, Audrey Florman, Gösta Fong, Li Domínguez Forain, Jean-Louis Fourain, Jean-Louis Fourcade, Frank, Mary Frasconi, Antonio Fredenthal, Robin Freeman, Don French, Jared Gainsborough, Thomas Garaicoa, Carlos Géruzet Brothers, Gervex, Henri Gibson, Ralph Gilbert, L. Gilchrist, Herbert Gille Jeune, Gilot, Francoise Gold, Betty Goldyne, Joseph Gottlieb, Adolph Goudon, Gray, Robert Gregory, Michael Gropper, William Grossman, Bathsheba L Günther, Gutekunst, Frederick Guy & Co., Haines, Indeterminable Halm, C. F. Hanfstaengl, Hanns Hanfstaengl, Teich Hankins, Abraham Haseltine, William Stanley Hassam, Childe Hatzan, Arman Hazebroucq Opticien, Healy, George Peter Alexander Helfond, Riva Hendershot, James Hermann, Hermann & Co., Hermann Gladenbeck & Sohn, Hermann Tautenhayn, Josef Hine, Lewis Hiroshige, Utagawa Hnizdovsky, Jacques Hodgkin, Howard Hoffert, W. Hoffman, Irwin D. Hogarth, William Holzer, Jenny Hopper, Edward Horter, Earl Howard, Humbert Hunt, Bryan Hunt, William Morris Iglesias, Enrique Indiana, Robert Inman, Henry Inman, Henry Iooss, Walter Isensee, Warren Jackson, Herb Jamrath & Sohn, F. Jenkins, Frank Lynn Johnston & Hoffman, Judd, Donald Kahn, Tobi Kainen, Jacob Kaplan, Stanley Karasz, Ilonka Keibel, Albert Konstantin Key, William H. Kim, Tcha-Sup King, George W. King, Ray Kiyomitsu, Torii Knaths, Karl Knowlton, W. Königliche Porzellan-Manufaktur, Kovnosu, Ichizen Krushenick, Nicholas Kuntzemuller, W. Kurtz, W. Labourdette, Lacombe & Lacroix, Lafontant, A. Lalanne, Maxime Larkin, Eugene Laue, E Lawless, Billie Lawrence, Jacob Le Jeune, Lee, Doris Léger, Fernand Leigh, Simone Lep'ere, Auguste Levinstein, Leon Liberman, Alexander Lidnard, J Liersch, Gustav Lindner, Richard Lindsay, William H. Lipchitz, Jacques London Stereoscopic & Photographic Company, Loos, G. Loper, Sr., Edward Lotzmann, K. Lowy, Josef Lucas, David Lucioni, Luigi Lueders, Mark Lundeberg, Helen Lundeen, George Lvovich Levitsky, Sergey Mackie, Lisa Magafan, Ethel Mairet, H. Maitin, Sam Manes, Paul Manet, Édouard Manufacture Nationale de Sèvres, Marchant, Edward D. Marin, John Marsh, Reginald Martel, Paul-Jean Martin, Fletcher Martin, John Boyd Martin, Michael Craig Masereel, Frans Mathis, Jill Matisse, Henri Matsubara, Naoko Matta-Clark, Gordon Mawji, Oomersi Mayall, J. E. Mayer, Otto McKenzie, Robert Tait McKnight, Thomas Meier, Sigrid Mendez, Leopoldo Millman, Edward Milton, Peter Modigliani, Amedeo Molarsky, Maurice Montabone, Moore, Andrew Moore, Henry Mora, Mordan & Co., Sampson Morgan, Norma Moriah, Avner Morisot, Berthe Morrison, William McKenzie Motherwell, Robert Murray, Elizabeth Myrick, Richard Nadar, Nauman, Bruce Neshat, Shirin Nevelson, Louise Newton, Helmut Neymark, Gustave Mardoche Nitzsche, Elsa Koenig Nivola, Constantino Notman Photographic Co., O'Connor, Thom O'Higgins, Pablo Ocampo, Isidoro Odiot, Oldenburg & Coosje van Bruggen, Claes Oppenheim, Dennis Orlando, Felipe Otis, Benjamin Paley, Goldie Papart, Max Paternostre, Louis Peale, Charles Willson Peale, James Peale, Rembrandt Peck, Mary Peel, Michael Peleg, Ephraim Penabert, G. Pennell, Joseph Perckheimer, Heinz Peyre, Jules Constant Phillips, Peter Piranesi, Giovanni Battista Pittman, Hobson Plensa, Jaume Plotkin, Linda Poleskie, Steve Pond, Clayton Ponscarme, François Joseph Hubert Porter, Eliot Porter, Stephen Post Wolcott, Marion Powers, Hiram Prentice, David Prince Artistic Portraits, Prumm, Theodor R & S Garrard & Co., Rauschenberg, Robert Ray, Man Redon, Odilon Reichard & Lindner, Renoir, Pierre-Auguste Restelli, Angelo Reutlinger, Rice, Richert, Charles Richet, Leon Rittenhouse, David Rivers, Larry Rockwood Photographer, Rodin, Auguste Roessinger-Jeanneret, Romano, Clare Rosenquist, James Ross, Charles Ross, John Rothenberg, Susan Rubens, Peter Paul Rubenstein, Mollie Ruder, M. Ruf, C. Russo, Mario Saar, Betye Sample, Paul Saunier, Hector Saylor, Benjamin Franklin Schemboche, Scherer and Engler, M. and H. Scherner, Ed. Scholl, Emil Scholten, John A. Schrag, Karl Schuessele, Christian Schuhmann & Sohn, Schulz & Suck, Schwenzer, Scott, Jane W. Sears, Sarah Selle, Hermann Selle & Kuntze, Sèvres, Shahn, Bernarda Bryson Shaw, Ernest Sherman, Cindy Sigrist-Herder, Jakob Simmons, Edward Emerson Slavin, Neal Sloan, John Smith, Anthony Smith, David Smith, Eugene Snyder, Richard Sonne, Carl Sonneman, Eve Sorgato, Antonio Soyer, Raphael Steichen, Edward Steichen (WWII), Edward Steinlen, Théophile Stella, Frank Stirling Calder, Alexander Stoddard, Alice Kent Story, Thomas Waldo Strauss, Julius Caesar Strautmanis, Edvins Stuart, Gilbert Stubbs, J.T. Sully, Thomas Summers, Carol Takahashi, Rikio Tamayo, Rufino Tarbell, Edmund Charles Taylor, William Curtis Tenney Stevens, Lawrence Thiele, Hugo Thomson, John Torres, Francesc Udell, Patricia Pickman Uhlenhuth, Eduard Unger, A. Unknown Artist, Unknown Photographers, Urban, Albert Urban, Reva Vardea, Chryssa Vianelli, G. L. Villon, Jacques Voigt, T. H. Von Gloeden, Baron von Rebay, Hilla von Rydingsvard, Ursula Walery, Walker, Evans Ward, Franklin F. Warren's Portraits, Watkins, Franklin Waugh, Samuel B. Waugh, Samuel Bell Wenderoth & Co., West, Benjamin Weston, Brett Wettern, D. Whistler, James Abbott McNeill Williams, Sophus Wilson, Mark Wilson & C., Winogrand, Garry Wollenweber, Eduard I. Woodward, Mrs. R. J. Wright, Rick Wyeth, Andrew Wyeth, Newell Convers Wyon, Benjamin Yu, Chen Zalce, Alfredo Zangaki Brothers, Zorn, Anders Zubar, Marco Category... Furniture & Decorative Arts Painting Photography Prints & Work on Paper Sculpture University Portraits Women Artists Medium... Acrylic Acrylic on Shaped Canvas Albumen Print Aluminum Aquatint Black Marble and Mixed Metals Black Pearl, Pearl, Conch Pearl and Rose-cut Diamond Brass Brass and Enamel Bronze Bronze and Green Marble Carborundum Print Ceramic Color Woodblock Print Crystal and Gold Daguerreotype Digital Photographic Print Drawing Ebonized Oak, Tortoise Shells and Brass Engraving Etching Fiber Gelatin Silver Print Gilded and Enameled Metal Gilded Plaster, Gilt Metal, and Velvet Gilt Metal and Velvet Glass Gold Gold and Diamond Gold and Enamel Gold, Diamond and Blue Enamel Gold, Diamond and Sapphire Gold, Diamond, Sapphire, Ruby and Ivory Gold, Seed Pearl and Enamel Gouache Granite Halftone Intaglio Lapis Lazuli and Gold Lapis Lazuli, Pearl and Rose-Cut Diamond Linocut Lithograph Mahogany, Glass, Bronze, and Steel Marble Marble, Gilt Metal, Seed Pearls and Glass Cabochons Metal Mezzotint Mixed Media Oil Oil on Board Oil on Burlap Oil on Canvas Oil on Panel Painted Aluminum Painted Bronze Relief Pastel Pearl Photography Plaster Porcelain Porcelain and Brass Porcelain with Enameled Metal Frame with Cabochons Screenprint on Paper Serigraph Silver Silver Gelatin Print Silver Gilt Silver Gilt and Blue Enamel Silver Gilt and Enamel Silver Gilt and Glass Silver Gilt and Niello Steel Steel and Enamel Steel, Silver, Gold Plate and Brass Tempera and Gold Leaf on Wood Panel Tintype Tortoise Shell, Gilt Metal and Ivory Tortoiseshell and Gold Watercolor Watercolor and Chalk White Metal Wood Wood, Leather, Velvet and Gilt Woodbury Type Print Woodcut Department... Inn at Penn Penn Dental Penn Dental - Thomas W. Evans Collection Pennsylvania Hospital Historic Collections Provosts

Park Conservation

Park Conservation, Etching
Harold Altman (American, 1924 – 2003)
#2013.0001.0472