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	® 3M 94AG “Cantata 700” Background Music System	late 1960’s

			Minnesota Mining and Manufacturing. This cartridge play-only machine is housed in a finished walnut cabinet with a built-in speaker and auxiliary microphone input. “Cantata 700” prerecorded 1/4" tape cartridges were available in various musical styles for the well-heeled household or executive suite. Ours is labeled “Uptempo Library.” The tape cartridge is bi-level, closed-loop, 1/4- track mono on 8" reels, permanently housed in the cartridge.

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