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1874 Antique Acoustics Sound Waves Tuning Fork Piano Engraving PrintScience BB:
$7.99
Original Antique print. about 9X6". See pictured on one inch grid.
Original c.1874 lithograph titled “ACOUSTICS. (USED BY A GRAND PIANO).” Diagrams of a tuning fork, circular wave patterns, and a vibration scale. Numbered figures. Encyclopedia plate.Printed on original 19th-century machine-made wove encyclopedia paper, cream/off-white, uncoated, book-plate weight, with light age toning.
