Seventy two exercises, for the harp, to which is added a capricio [electronic resource] : including an abstract of the whole work : op. 41 / the fingering by Mr. Dizi ; composed & dedicated to the amateurs, by F. Fiorillo
International Harp Archives at Brigham Young University (Internet Archive)
At head of title: Changing fixed position of the hands. Includes preface in English, titled Observations. Caption title: Study for the harp. International Harp Archives. Zingel, Etudes, Caprices, Studies.