= Composer not traced. Watermark on paper not clear and not identified.

Idem. "Duetto II. a due Flutte Obbligate." "Duetto III. a due Flutte Obbligate".

Manuscript, n.pl. (Italy), n.d. (1st half 18th cent.), 4 parts in 2 vols., pen and ink on manuscript staves in pen and ink, (1 (title-p.)),2,1(blank)); (1 (title-p.)),2,(1 (blank))p., on loose leaves, obl. 8vo.

- Both in fine condition.

Popp, Gioanni Batta (18th cent.). "Sonata Prima a Due Flautti Traversiere". Manuscript, n.pl., n.d. (18th cent.), 2 vols., pen and ink on manuscript staves in pen and ink, (1 (title-p.),3); (1 (div. title-p.), 3)p., on loose leaves, obl. 8vo (fine). - AND a contemp. manuscript copy by Zeyner[?] of T. HASLINGER, "2 Kleine angenehme Sonatinen für das Piano Forte mit Begleitung einer Flöte" (manuscript copy in pen and ink on manuscript staves in pen and ink, 2 vols., sm. 4to. Title-p. of piano part browned).