In retirement, he designed and established the Maitland Research Studio in 1937, now the public Maitland Art Center.
Museum of Modern Art | World Trade Center | Art Deco | Metropolitan Museum of Art | center | Art Institute of Chicago | San Francisco Museum of Modern Art | National Gallery of Art | Honolulu Museum of Art | Whitney Museum of American Art | Kennedy Space Center | Los Angeles County Museum of Art | Art Nouveau | Royal College of Art | Walker Art Center | art | Woodrow Wilson International Center for Scholars | Glasgow School of Art | Museum of Contemporary Art | Marshall Space Flight Center | Philadelphia Museum of Art | Rockefeller Center | Lyndon B. Johnson Space Center | Smithsonian American Art Museum | Goddard Space Flight Center | Art Students League of New York | Denver Art Museum | Cleveland Museum of Art | Museum of Contemporary Art, Los Angeles | Art Gallery of New South Wales |