 Within this typology, the wagon was a sculptural artists’ book that contained the other three book types.Their work has been exhibited and collected at universities, libraries, galleries, and museums throughout the world, including National Museum of Women in the Arts, New York Public Library, Scripps College, University of Virginia, Smith College, Yale University, Rutgers University, University of California, San Diego, University of California, Santa Cruz, University of Arizona, University of Wisconsin, San Francisco Center for the Book, Victoria and Albert Museum, University of Pennsylvania, Brown University, Columbia University, Harvard University, Art Institute of Chicago, The Huntington Library, J. Paul Getty Museum, and Koninklijke Bibliotheek.In 2004 Quarry Books published their "More Making Books by Hand", providing instructions for constructing 12 different binding structures pioneered or developed by the Thomases developed.