Artifact Details Title Whirlwind tapes series 327 Catalog Number 102781990 Type Software Description The tapes included are: FC 327-320-1A 3/17/1958 FC 327-320-1B 3/17/1958 FC 327-320-1C 3/17/1958 FC 327-320-1D 3/17/1958 FC 327-320-13 3/17/1958 Date 1958 Lot Number X4222.2008