Question: What is the birthdate of this American film director, screenwriter, author, actor, stand up comedian, journalist, visual artist, and art collector, who was a lifelong friend and collaborator of Harris Glenn Milstead? 
Sentence (from "Archivio di Nuova Scrittura"): The library section, preserved at Mart, contains more than 10,000 volumes, among them 600 artist's books and hundreds of futurist first editions, and 500 art magazines including about 100 international artist's magazines.
Relevant evidence: No