Date based on style of poster. Poster depicts a large purple tree populated with birds, squirrels, and elephants. Various parts of the tree are labeled with the names of people and organizations important to modern art in Washington, D.C. The roots and ground beneath the tree are labeled (left to right): Barnett Aden; Eugen Weisz; Richard Lahey; Sculpture Studio; Robert Richmans; W.P.A.; Franz Bader; Institute of Contemporary Arts; C. Law Watkins; Workshop Center of the Arts; Berkowitzes; Duncan & Marjorie Phillips. The branches are labeled (counterclockwise): American University; Purity; National Gallery; Smithsonian, National Collection of Fine Arts; Hirshhorn [on the sun]; V.I.P.'s; Bader; Sponsors; Pan American Union; Artists; European passion; Bookatz's Gallery; Studio Gallery; Artists; Washington Gallery of Modern Art; Op & Pop; Washington Color School; Corcoran. Leaves on the branches are labeled with names of artists and "important non-artists in the art world." A key on the trunk describes the meaning of the different symbols, and notes, regarding the Op & Pop branch, that "Henri Ersham's [sic] gallery in Alexandria is the hub." A striped cat labeled "Henri" sits on this branch.
A family tree of Modern Art in Washington, 196-. Henri Gallery records, circa early 1900s, 1940-1996, bulk 1957-1995. Archives of American Art, Smithsonian Institution.
Current copyright status is undetermined
Archives of American Art, Smithsonian Institution Washington, D.C. 20560