QRZ! Ham Radio.  May 1996.  Walnut Creek CDROM.
TCP/IP PA0GRI NOS (unix
path: \files\t_pa0gri 
-----------------------------------------------
Name           Size      Date    Description
============ ========  ========  ==============
nos12229.lp    170755  01-05-93  PA0GRI NOS Release (Unix)
nos1229.exe    203201  01-05-93  PA0GRI NOS Release (Unix)
nos1229.man    219311  01-05-93  PA0GRI NOS Manual (Unix)
nos1229.map     75514  01-05-93  PA0GRI NOS Release (Unix)
nos1229.nr     167120  01-05-93  PA0GRI NOS Release (Unix)
nos1229.psz    164577  01-05-93  PA0GRI NOS Release (Unix)
nos1229.zip    814739  01-05-93  PA0GRI NOS Release (Unix)