“What I consider the holy grail of this exhibit because it was the most amazing thing for us to acquire are the handwritten pages of (John Steinbeck’s)‘ The Grapes of Wrath’,’” Farber said. The pages were not in any of the major Steinbeck archives, but Farber traced them to the University of Virginia library. The college was reluctant to lend the writings to the Autry, but Farber kept pleading with them until they agreed. “The Grapes of Wrath” pages are one of the key items in the show because it is within that the term “Mother Road” ...