1) Several documents (some important) can be found in ~cdaq/Csoft/DOC/...


2) The following are available online: 

  (http://www.cebaf.gov/hallc/hallc-documents.html and/or
  ftp.cebaf.gov /pub/hallc)   
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Hall C Software Vade Mecem (v1.3)
CTP (Cebaf Test Package) documentation.
CODA reference manual
Wire chamber tracking information
EPICS Control System information
CERNLIB documentation

and much more...