vii, 377 pp. Red cloth, folio, full scores. Previous owner's stamp and some marks in red and blue pencil to No. 50, else clean and unmarked. Editorial revisions listed in back. Edited by Helmut Schultz. Sinfonia [Hob. I:50], C major; Sinfonia [Hob. I:51], Bb major; Sinfonia [Hob. I:52], C minor; Sinfonia [Hob. I:53], ''L'imperiale,'' Dmajor; Sinfonia [Hob. I:54], G major; Sinfonia [Hob. I:55], ''The Schoolmaster,'' Eb major; Sinfonia [Hob. I:56], C major; Sinfonia [Hob. I: 57], D major. Printed in Wien.