Bocquillon-Wilhem Guillaume Louis

Wilhem's Method Of Teaching Singing, Adapted To Engl. Use By J. Hullah. Revised. (Comm. Of Council On Educ.)

Grammar Of Vocal Music, Founded On The Method Of Wilhem. (Comm. Of Council On Educ.)

Wilhem's Method Of Teaching Singing, Adapted To Engl. Use By J. Hullah. Revised. (Comm. Of Council On Educ.)