Edith Wharton was “reading” before she knew the alphabet. As a young girl she found Washington Irving’s 1832 book Tales of the Alhambra in her parents’ library and discovered “richness and mystery in the thick black type”: At any moment the impulse might seize me; and then, if the book was in reach, I had only to walk the floor, turning the pages as I walked, to be swept off full sail on the sea of dreams. The fact that I could not read added to the completeness of the illusion, for from those mysterious blank pages I could evoke...