Title: Talsperrenanlagen in Rheinland und Westfalen, Schlesien und Böhmen
Subjects: Hydraulic engineering, Dikes (Engineering), Louisiana Purchase Exposition (1904 : Saint Louis, Mo.) (uri) http://id.loc.gov/authorities/names/n79041776 (uri) http://viaf.org/viaf/sourceID/LC|n79041776
Places: Germany, Prussia