Luke Heron's A Treatise on the German Flute represents the first significant English contribution to one-keyed flute instruction. This rare tutor is extensive, scholarly, and thorough. Heron's style is often elaborate, but nonetheless instructive. Originally published in London: W. Griffin, 1771. English. Contains 53 pages of text and 37 pages of music, including many duets for two flutes. With a scholarly introduction by Janice Dockendorff Boland, 2024.