Antedating of "High Fidelity"

[Shapiro, Fred]

high fidelity (OED 1934)

1933 _Billboard_ 15 Apr. 15/4 (Entertainment Industry Magazine Archive)  (adv't) The RCA Victor Photophone Stationary type 35 mm Projector ... providing high fidelity sound -- the ultimate in sound motion pictures.

Fred Shapiro

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