At a time when taking photographs has never been easier, John Chiara shot New York City the hard way. Mr. Chiara, 44, who lives in San Francisco, built two box cameras the size of kitchen cabinets and loaded them with large sheets of photosensitive paper that produced negatives of the colors projected on it. “New York is a very challenging place to photograph, because it’s been photographed so much,”Shooting New York the hard way.