core storage images

Core Storage

Core storage is why the internal workspace of the computer is called "memory." Like magnetic disks, magnetic cores hold their content without power.

Cores from the Whirlwind

In 1952, this core plane from the Whirlwind I computer held 256 bits of memory. Today's memory chips occupying the same amount of space hold billions of bits. (Image courtesy of The MITRE Corporation Archives.)

Just 12 Bits

This blowup of the Whirlwind core plane shows the detail of the wiring between the cores. (Image courtesy of The MITRE Corporation Archives.)

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