diff --git a/htroot/Trails.java b/htroot/Trails.java
index 2ba67136e..9095dbad0 100644
--- a/htroot/Trails.java
+++ b/htroot/Trails.java
@@ -1,3 +1,23 @@
+/**
+ *  Trails
+ *  Copyright 2012 by Michael Peter Christen, mc@yacy.net, Frankfurt am Main, Germany
+ *  First released 14.09.2011 at http://yacy.net
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *  
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *  
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program in the file lgpl21.txt
+ *  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 import net.yacy.cora.protocol.RequestHeader;
 import de.anomic.server.serverObjects;
 import de.anomic.server.serverSwitch;
diff --git a/htroot/Triple_p.java b/htroot/Triple_p.java
index 67946f815..0abbf8efe 100644
--- a/htroot/Triple_p.java
+++ b/htroot/Triple_p.java
@@ -1,3 +1,22 @@
+/**
+ *  Triple_p
+ *  Copyright 2012 by Michael Peter Christen, mc@yacy.net, Frankfurt am Main, Germany
+ *  First released 14.09.2011 at http://yacy.net
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *  
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *  
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program in the file lgpl21.txt
+ *  If not, see <http://www.gnu.org/licenses/>.
+ */
 
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
@@ -19,7 +38,6 @@ import de.anomic.http.server.HTTPDemon;
 import de.anomic.server.serverObjects;
 import de.anomic.server.serverSwitch;
 
-
 public class Triple_p {
 
 	public static serverObjects respond(@SuppressWarnings("unused") final RequestHeader header,
diff --git a/htroot/Triplestore_p.java b/htroot/Triplestore_p.java
index a18ef42e8..c15c227d8 100644
--- a/htroot/Triplestore_p.java
+++ b/htroot/Triplestore_p.java
@@ -1,3 +1,23 @@
+/**
+ *  Triplestore_p
+ *  Copyright 2012 by Michael Peter Christen, mc@yacy.net, Frankfurt am Main, Germany
+ *  First released 14.09.2011 at http://yacy.net
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *  
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *  
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program in the file lgpl21.txt
+ *  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 import net.yacy.cora.lod.JenaTripleStore;
 import net.yacy.cora.protocol.RequestHeader;
 import de.anomic.server.serverObjects;