Date based on style of poster. <br>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. <br>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. <br>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. <br>Leaves on the branches are labeled with names of artists and "important non-artists in the art world." <br>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.
Cornelia Noland. A family tree of Modern Art in Washington, 196-. Henri Gallery records, circa early 1900s. Archives of American Art, Smithsonian Institution.
Current copyright status is undetermined
Archives of American Art, Smithsonian Institution Washington, D.C. 20560