Jesuit astronomer; born London, England, 1833; died 1889. He devoted himself to astronomy and as director of Stonyhurst Observatory studied, in particular, solar spots and faculre. He was sent by the British Government on numerous scientific expeditions, observing the transits of Venus at Kerguelen (1874) and Madagascar (1882), and the solar eclipse at the Isles de Salut (1889), dying a few weeks later at sea. He was buried at Georgetown, Demerara.