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Data Storage & Memory · Recorded milestone

Computer magnetic tape

Recorded year1951

UNIVAC stores data on reels of metal tape.

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Built on

Magnetic tape recordingRecorded · 1935enables
Stored-program computerRecorded · 1948enables

Led to

Thousand-year archivesRecorded · 2020enables

Sources & evidence

Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.