UNIX info wanted( [tn]roff -me input)

[utzoo!watmath!watarts!tony]

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UNIX info wanted
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I am a student at the University
of Waterloo, and I am moderately familiar with C.
I want to know if there is any information available
which would help me learn how UNIX works.
I would like 
to eventually be able to write UNIX's or
clones of it.
.pp
Please reply by Mail with references to such information

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Yours sincerly
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Jason P. Venner
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