Artifact Details Title Whirlwind tapes series 285 Catalog Number 102782147 Type Software Description The tapes included are: FC 285-25-04000 8/14/1957 285-25-07000 3/14/1957 FC 285-25-06000 8/17/1957 The tapes are spliced. Date 1957 Lot Number X4222.2008