William Everett Cram, Popular Science Monthly (1884)
“ Blinded and imprisoned where we commonly see and understand, had some of his faculties and powers surpassed the ordinary bounds in a higher and finer development? It appeared so. Was he an idiot? What meant his power of seeing in the dark, of selecting from among a file of hundreds a paper containing a particular article, published a year or more before, though he had never learned to read a sentence as we understand reading? ”
