diff --git a/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CachingRDFServiceExecutor.java b/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CachingRDFServiceExecutor.java
index 188f0194..baae5176 100644
--- a/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CachingRDFServiceExecutor.java
+++ b/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CachingRDFServiceExecutor.java
@@ -1,3 +1,5 @@
+/* $This file is distributed under the terms of the license in /doc/license.txt$ */
+
 package edu.cornell.mannlib.vitro.webapp.visualization.utilities;
 
 import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFService;
diff --git a/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CounterUtils.java b/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CounterUtils.java
index 682f9fff..86109695 100644
--- a/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CounterUtils.java
+++ b/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CounterUtils.java
@@ -1,3 +1,5 @@
+/* $This file is distributed under the terms of the license in /doc/license.txt$ */
+
 package edu.cornell.mannlib.vitro.webapp.visualization.utilities;
 
 import java.util.ArrayList;
diff --git a/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/OrgUtils.java b/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/OrgUtils.java
index 5497e3fe..5472bd23 100644
--- a/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/OrgUtils.java
+++ b/src/edu/cornell/mannlib/vitro/webapp/visualization/utilities/OrgUtils.java
@@ -1,3 +1,5 @@
+/* $This file is distributed under the terms of the license in /doc/license.txt$ */
+
 package edu.cornell.mannlib.vitro.webapp.visualization.utilities;
 
 import org.apache.commons.lang.StringUtils;