Unidentified photographer / artist 1858, July (hand print taken) 1916 (published) Konai's hand on a Bengal contract between Rajyadhar Konai and W.J. Hershel for road metalling
Hand print Google Books Sir William Herschel, The Origin of Finger-Printing (London: Humphrey Milford- Oxford University Press, 1916), between pages 8-9.
