Black and white vignette portrait of Simon Martinovich Solsky. Ink inscription on recto, 'S. de Solsky'. Printed inscription on recto, 'Lorens'. Ink inscription on verso, 'Simon Solsky 18/30 Mai 1870'. Printed inscription on verso, 'A. Lorens. Perspective de Nevsky m. Bosse No.5 St. Petersbourg. l'Entree par la Perspective'. Simon Martinovich Solsky (1831-1879) was a Russian entomologist, specialising in Coleoptera.