I come to Galton in connection with "ekphrastic telegraphy," a concept that broadly covers coding and telegraphic communication of visual information. The Galton intersection includes his fingerprint identification (and potential for code), and his system to describe images by cipher. He captures the entire profile of a Greek girl in 343 small circles, described by a cipher of 271 letters, of which 79 letters suffice to describe the complex shape of her eye in profile : URkkk kklll mSVap ponmn mmlmm mlmlm llmZZ VnTnn mnmmm mmmlm mmnZZ Tjjjj jjkke chmmn mnun [sic] ononZ . ¶ find on this site his “The Just-Perceptible Difference” Proceedings of the Royal Institution 14 (January 27, 1893)