note availability of additional example directories

examples/README.md

@@ -15,6 +15,14 @@ This is parent directory for updated course examples, collected under a single N
 These examples are the basis for class programming reviews and homework assignments.
 You are welcome to modify or adapt them in any way that you want.
 
+Here is the legacy assignment used prior to the current OpenDis7 Java library becoming operational.
+
+5.  [OpenDis4Examples](src/OpenDis4Examples) illustrate use of (legacy) OpenDis4 library for IEEE Distributed Interactive Simulation (DIS) Protocol
+
+Future capability:
+
+6. [HttpServletExamples](src/HttpServletExamples) shows how to use Java Servlets as server-side code running on an http server
+
 # Netcat/Telnet Configuration Instructions
 
 Several examples require use of a telnet client.  Please see reference instructions at: