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Replica Disc From First Computer File : Jacob Rabinow

Photograph of a replica of the disc from the first computer file

Replica Disc from first computer file

This mylar disc is a copy of the aluminum discs that were actually used in the first working model. Each disc could hold about 1,000,000 bits. Today's small floppy, about the size of the hole in the center of this disc, can hold over 100,000,000 bits.