Task: Text Categorization
Input (English): In this novel, the protagonist encounters Arnold Snarb, who wears a pin proclaiming that he is ""Lookin' For A Good Time! "" One character is prescribed LSD by a doctor who used to induce psychological illnesses at Buchenwald. This novel's protagonist investigates the history of Pierce Inverarity. A chapter of this novel is spent investigating a play titled The Courier's Tragedy, a work detailing a feud between two historical companies, Thurn und Taxis and Tristero. Centering on an investigation of a mail company signified by a muted horn, for 10 points, name this novel about Oedipa Maas written by Thomas Pynchon.
Output (English): Literature