| http://www.w3.org/ns/prov#value | - On its cover were dinosaurs and mammals labeled with the names of the important operating systems of the time, including OS/360, Multics, Scope, OS/MVS, VMS, UNIX, and CP/M. The book was a break-through because it covered not one operating system but abstracted key operating system features and used specific operating systems to illustrate those concepts.
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