"Türkei." . . "Caucasus, South" . . . . . . . . . "From Constantinople to the home of Omar Khayyam"@en . . . . . . . . . . . . . . "From Constantinople to the home of Omar Khayyam : travels in Transcaucasia and northern Persia" . . "From Constantinople to the home of Omar Khayyam, travels in Transcaucasia and northern Persia for historic and literary research" . . . "From Constantinople to the Home of Omar Khayyam" . "From Constantinople to the home of Omar Khayyam travels in Transcaucasia and northern Persia for historic and literary research"@en . "From Constantinople to the home of Omar Khayyam. Travels in Transcaucasia and Northern Persia for historic and literary research. With over two hundred illustrations and a map"@en . "From Constantinople to the home of Omar Khayyam travels in Transcaucasia and northern Persia for historic and literary research" . . . . . . "From Constantinople to the home of Omar Khayyam : travels in Transcaucasia and northern Persia for historic and literary research" . "From Constantinople to the home of Omar Khayyam : travels in Transcaucasia and northern Persia for historic and literary research"@en . . "From Constantinople to the home of Omar Khayyam : travels in Transcaucasia and Northern Persia for historic and literary research" . "From Constantinople to the home of Omar Khayyam : travels in Transcaucasia and northern Persia for historic and literary research, with over two hundred illustrations and a map" . . . . "From Constantinople to the home of Omar Khayyam : travels in Transcaucasia and northern Persia for historic and literary research ; with over two hundred illustrations and a map" . . . "From Constantinople to the Home of Omar Khayyam travels in Transcaucasia and Northern Persia, for historic and literary research" . . . . . . "From Constantinople to the home of Omar Khayyam : travels in Transcaucasia and Nothern Persia for historic and literary research" . . . "From Constantinople to the Home of Omar Khayyam : Travels in Transcaucasia and Northern Persia for Historie and Literary Research" . . "From Constantinople to the home of Omar Knayyam : travels in Transcaucasia and Northern Persia for historic and literary research" . . . . . "Reisebericht 1907-1908" . "Reisebericht 1907-1908"@en . . . "Middle East" . . "Iran (Nord)" . . "Travel." . . . . "Schwarzmeerküste." . . "Iran" . . "Iran." .