contributors W. Alberti ... [and others] ; edited by Eberhard Scherer, Christian Streffer, and Klaus-Rüdiger Trott ; foreword by Luther W. Brady ... [and others]
contributors, G. Keller ... [and others] ; edited by Eberhard Scherer, Christian Streffer, and Klaus-Rüdiger Trott ; foreword by Luther W. Brady ... [and others]