SMITH, Robert. Harmonics, or the Philosophy of Musical Sounds, London: printed for T. J. Merrill, sold by B. Dod [and others], 1759, 8°, second edition, 28 folding engraved plates, 3 folding engraved tables (margin of title lightly browned, occasional spotting), contemporary calf (later reback, extremities repaired). With 14 other works of varied interest in 16 volumes. (17)