diff --git a/READ-1ST.txt b/READ-1ST.txt
index 63d42ec..7fdd8ee 100644
--- a/READ-1ST.txt
+++ b/READ-1ST.txt
@@ -16,6 +16,12 @@
 common document formats including Unix 'man' format, html, pdf,
 postscript, and plain text. 
 
+The file 'example.cfg' is a sample configuration file.  It does
+nothing particularly useful, but illustrates most of the features
+of the 'tconfpy' configuration language.  You can use it with the
+'test-tc.py' driver to play around with the program and get some
+feel for what is possible.
+
 'tconfpy' requires Python 2.3 or later be installed on the target
 system.