found: Liguria, 1993:v. 1-2, t.p. (Arturo Issel)
found: OCLC, July 28, 2013(hdgs.: Issel, Arturo; Issel, A.; Issel, Arthur; Issel, Arturo, 1842- ; Issel, Arturo, 1842-1922; usage: Arturo Issel; socio Arturo Issel; prof. Arturo Issel; A. Issel; Arthur Issel)
found: Wikipedia, July 28, 2013(Arturo Issel; Apr. 11, 1842 - Nov. 27, 1922; Italian geologist, palaeontologist, malacologist and archaeologist; appointed prof. of geology at the University of Genova, 1866; he participated in several expeditions to East Africa)