Search for: [Subject and Keywords = Euler, Leonhard \(1707\-1783\). \[KABA\]] OR [Subject and Keywords = Euler, Leonhard \(1707\-1783\). \[KABA\]] OR [Title = Leonard Euler \: Vortrag gehalten auf dem Rathhause in Zürich am 6. december 1883] OR [Title = Leonard Euler \: Vortrag gehalten auf dem Rathhause in Zürich am 6. december 1883] OR [Creator = Rudio, Ferdinand \(1856–1929\)] OR [Creator = Rudio, Ferdinand \(1856–1929\)]