Works entering the public domain include:
Written work by: Agatha Christie, Baroness Orczy, Hermann Hesse, Marcel Proust, Upton Sinclair, and Virginia Woolf
Art by: Ansel Adams, Edward Hopper, Georgia O'Keeffe, René Magritte, Salvador Dalí, and Tamara de Lempicka
Films including The Jazz Singer, Metropolis, Napoléon, and Trolley Troubles
Music by Béla Bartók, Ira and George Gershwin, Igor Stravinsky, Irving Berlin, Louis Armstrong, Ruth Etting, and Sophie Tucker