maintained by the revision control system: each time you check in a
change, you must fill out a @dfn{log entry} for the change (@pxref{Log
Buffer}). This kind of log is called the @dfn{version control log},
-or sometimes the @dfn{revision control log}, `@samp{*rcs*} log', or
-`@samp{*cvs*} log'.
+also the @dfn{revision control log}, @dfn{RCS log}, or @dfn{CVS log}.
-The other kind of log the change log file, typically called
+The other kind of log is the change log file, typically a file called
@file{ChangeLog}. It provides a chronological record of all changes
to a large portion of a program---one directory and its
subdirectories. A small program would use one @file{ChangeLog} file;