Representations of Sapphire in Amos ‘n’ Andy   On filmmaker Oscar Micheaux   Trailer for Douglas Sirk’s Imitation of Life (1959)    Trailer for Spike Lee’s She’s Gotta Have It   Fan-made Feminist Trailer for Spike Lee’s She’s Gotta Have It   On Hattie McDaniel   On Lena Horne   Julie Dash’s Illusions (1982)