The Gallery Collection - Sorry, Not For Sale Mary Theisen - Helm
- Anders, Willi (William) F.
- Berman, Fred
- Black, John Matthew
- Boerner, Edward
- Boggs, Franklin
- Bohrod, Aaron
- Bradshaw, Grace
- Brant, Ellis G.
- Brink, Guido
- Burkert, Robert
- Burns, George Thomas
- Butor, Mel
- Cieslik, Ralph
- Curry, John Steuart
- Czebotar, Theodore
- Dana, Janet
- Darrow, Jeff
- Dietrich, Margaret
- Dietrich, Tom
- Donhauser, Paul
- Dutkovich, Martin
- Ebert, Leroy
- Engebretson, Frank
- Engel, Wilhelmina (Lammert)
- Ertz, Bruno
- Evans, Pryce H.
- Fischer, Hulda Rotier
- Flower, Forrest
- Foss, Joseph Dewey
- Friebert, Joseph
- Fursman, Fred
- Furst, Florence
- Gere, Byron
- Glasier, Marshall
- Gloeckler, Raymond
- Grady, Francis D.
- Green, Wallace Frederick
- Gregory, Marion
- Groom, Emily
- Grotenrath, Ruth
- Gruppe Thwaites, Antoinette
- Hammersmith, Paul
- Hansen, Armin O.
- Harrison, Mark
- Hicks, Morley
- Hoard, Mary
- Hodgell, Robert
- Holmes, David
- Holty, Carl
- Ireland, Lois
- Jacobson, Sheba
- Karl, Adolph
- Kishner, Mel
- Knapp, Willhelm (Willi)
- Knapstein, Michael
- Krafft, Elton
- Krause, Herman A.
- Kwint, Kenn
- Lautenschlager, Robert
- Lazzaro, Richard
- Lee, Lowell Merritt
- Lewandowski, Edmund
- Lichtner, Schomer
- Lindberg, Thorsten
- Littleton, Harvey
- Mangion, Valerie
- Matt, Herm
- Mayer, Louis
- McCloy, William Ashby
- Miller, Harry Maynard (H.M.)
- Mitchell
- Moeller, Gustave
- Mouw, Richard
- Moynihan, H. S. (Helen)
- Nohl, Mary
- Olney, Helen
- Olson, Chris (Christian)
- Orzechowski, Edward
- Ozonoff, Ida
- Pauley, Floyd
- Pelikan, Alfred
- Peter, George
- Phillips, Winifred Estelle
- Pond, Harold Woodford
- Potter, Neil E.
- Priebe, Karl
- Quirt, Walter
- Raab, George
- Raine, Earle Thomas
- Ranney, Glen Allison
- Redell, Raymond
- Reitz, Donald
- Rost Jr., Tom
- Rotier, Peter
- Schellin, Robert
- Schwartz, Lester
- Scott, James
- Sessler, Alfred
- Sinclair, Gerrit
- Sparrow, Simon
- Spicuzza, Francesco
- Spicuzza, Sylvia
- Stebbins, Roland
- Stern, Lucia
- Stoltenberg, Hans
- Summ, Helmut
- Tess, Melvin
- Theisen - Helm, Mary
- Thomasita Fessler, Sister Mary
- Thrall, Arthur
- Thwaites, Charles
- Trewyn, Leslie
- Ulbricht, Elsa
- Vavruska, Frank
- Vianden, Henry
- von Neumann, Robert
- Wainwright, Agnes Florence
- Wehrley, Margaret
- Yeates, John A.
- Zingale, Santos
