Core memory unit from a Norden militarized PDP-11 series computer, 9″ x 6″ x 1.25″, with Norden Systems manufacturer's label on the side: "M2-MJ11-BM, PN 109D00851-302, Ser. 1471." It also bears a Quadri Corporation label, reading: "Q32/MP 32Kx18 Bit Memory, P/N 1-0805-0010-01, Rev. AF, Ser. No. 1386 D 8412, Norden 109D00151-302." In fine condition.