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Vintage Plessey Core Memory. 2K x 8 built on two boards 4" x 6", with all diode arrays.. Shipped with USPS First Class Package.This would make interesting desk or table art. Time has cracked many of the diodes, but they are intact. NOT intended to be functional ! As seen in photos. This is an early 70s core memory module. The cores are easy to see and the wires are enameled green or red. Cut it up if you must to make up to 16 desk ornaments.