On Fri, Feb 01, 2013 at 12:03:32PM +1000, Warren Toomey wrote: > Does anybody have a PDF of the 1974 Unix CACM paper, I seem to have > misplaced my copy. I found it online: http://dl.acm.org/citation.cfm?id=361061. Says the same thing as the 6th Ed version: 1M byte fixed-head disk, four 2.5M disks and a removable 40M byte disk pack. Cheers, Warren