HELMHOLTZ, Hermann Ludwig Ferdinand von (1821-1894). Die Lehre von den Tonempfindungen als physiologische Grundlage für die Theorie der Musik, Braunschweig: Friedrich Vieweg, 1863, 8°, FIRST EDITION, wood-engraved illustrations (perforation stamp on title), library cloth, original printed orange wrappers bound in. [Grolier Horblit Science 49a: "this foundation treatise on audition has been termed the Principia of physiological acoustics"; GM 1562: "ranks as one of the greatest works on the subject"; Norman 1044] Provenance: JCL