“On a single day, when he was 40 and full of innovative fire, he had jotted down 112 ideas for ‘new things,’ among them a mechanical cotton picker, a snow compressor, an electrical piano, artificial silk, a platinum-wire ice slicer, a system of penetrative photography (presaging radiology by 12 years), and a product unlikely to occur to anyone else, except perhaps Lewis Carroll: ‘Ink for the Blind.’ ” – Washington Post