Piano Tone Building - Proceedings of the Piano Technicians' Conference Chicago, 1916, 1917, 1918; Vols. 1 and 2 #232120

These reports have been edited by the Chairman as agreed upon by the original participants at their first meeting. The discussions at times becoming intimate, the names of individuals, firms and pro ducts figuring largely in comment and criticism, anticipation of censorship was deemed essential to free expression.