Boston, MA: G. W. Dudley, September 1875. A single page advertisement for singing and voice lessons taught by George. W. Dudley. He offered 20 lessons at $60 or 10 lessons for $35 with half the tuition due at the time of the first lesson. Dudley was a member of the South Boston Choral Union, who taught his students in the "Dr. H. R. Streeter Method", which was a method of voice building by the mechanical formation of the human voice. Dr. Horace Streeter even published book of this theory entitled "Voice Building" in 1871. Single sided sheet. Measures 8" x 5" Age toning and soiling. Crease marks.