[Harmony] Dr. Bemetzreeder The Art of Tuning our Instruments / Made Interesting & easy to all Students in Music, / And Dedicated to the Amateurs / who like to tune occasionally their PianofortesUpright folio, disbound, complete in 11 pp. Engraved throughout. In fine condition. An interesting early English teaching booklet by an obscure figure unmentioned in any reference of which we are aware, and apparently not recorded in any literature or library, containing an introduction, six chapters which cover Pythagorean proportions and basic rules of harmony as well as instructions on how to hear tuning on a pianoforte or violin. In full, the