In its earliest scenes--as a Marvin Gaye record spins on the turntable, Adam Honoré's lighting design pairs naturalistically with Wilson Chin's meticulous set, and Dominique Fawn Hill and DeShon Elem's beautifully redolent costumes delight our eyes with vibrant patterns--"This Land Was Made" achieves an authenticity that makes you want to sit at the bar and order some lunch, too. Ironically, it's when Newton (Julian…