 Demuth, van Rooy, Weil and Whitehill were at their peak in the late 19th and early 20th centuries while Schorr, Bockelmann and Nissen were stars of the 1920s and 1930s.In addition to their heavyweight Wagnerian cousins, there was a plethora of baritones with more lyrical voices active in Germany and Austria during the period between the outbreak of WW1 in 1914 and the end of WW2 in 1945.Among them were , Heinrich Schlusnus, Herbert Janssen, Willi Domgraf-Fassbaender, Karl Schmitt-Walter and Gerhard Hüsch.