Standke, Fritz. Album with 174 Original Gelatin Silver Photographs of a Steamer and Land Journey from Buenos Aires to the Iguazu Falls and Asuncion (Paraguay) in August-September 1918, Compiled by an Upper-Class German Resident of Argentina and Showing Argentinian and Uruguayan Ports on the Uruguay and Parana Rivers, San Ignacio Jesuit Mission, Puerto Iguazu and its First Hotel, Iguazu Falls from Argentinian and Brazilian Sides, Travellers and their Companions, Asuncion and San Bernardino, &c. 1918.