diff --git a/source/de/anomic/kelondro/kelondroAbstractRA.java b/source/de/anomic/kelondro/kelondroAbstractRA.java
index 2ed8614a1..05c1b2d00 100644
--- a/source/de/anomic/kelondro/kelondroAbstractRA.java
+++ b/source/de/anomic/kelondro/kelondroAbstractRA.java
@@ -49,10 +49,8 @@ import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStreamReader;
-import java.util.Enumeration;
 import java.util.Iterator;
 import java.util.Map;
-import java.util.Properties;
 import java.util.TreeMap;
 
 abstract class kelondroAbstractRA implements kelondroRA {
@@ -194,47 +192,6 @@ abstract class kelondroAbstractRA implements kelondroRA {
         }
     }
 
-    public void writeProperties(final Properties props, final String comment) throws IOException {
-        this.seek(0);
-        final Enumeration e = props.propertyNames();
-        String key, value;
-        StringBuffer sb = new StringBuffer(props.size() * 40);
-        sb.append("# " + comment);
-        sb.append(cr);
-        sb.append(lf);
-        while (e.hasMoreElements()) {
-            key = (String) e.nextElement();
-            value = props.getProperty(key, "");
-            sb.append(key);
-            sb.append('=');
-            sb.append(value);
-            sb.append(cr);
-            sb.append(lf);
-        }
-        sb.append("# EOF");
-        sb.append(cr);
-        sb.append(lf);
-        write(new String(sb).getBytes());
-    }
-
-    public Properties readProperties() throws IOException {
-        this.seek(0);
-        byte[] b = readFully();
-        BufferedReader br = new BufferedReader(new InputStreamReader(new ByteArrayInputStream(b)));
-        final Properties props = new Properties();
-        String line;
-        int pos;
-        while ((line = br.readLine()) != null) {
-            line = line.trim();
-            if (line.equals("# EOF")) return props;
-            if ((line.length() == 0) || (line.charAt(0) == '#')) continue;
-            pos = line.indexOf("=");
-            if (pos < 0) continue;
-            props.setProperty(line.substring(0, pos).trim(), line.substring(pos + 1).trim());
-        }
-        return props;
-    }
-    
     public void writeMap(final Map map, final String comment) throws IOException {
         this.seek(0);
         final Iterator iter = map.entrySet().iterator();
diff --git a/source/de/anomic/kelondro/kelondroFileRA.java b/source/de/anomic/kelondro/kelondroFileRA.java
index dc478e17f..0075da758 100644
--- a/source/de/anomic/kelondro/kelondroFileRA.java
+++ b/source/de/anomic/kelondro/kelondroFileRA.java
@@ -46,7 +46,6 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.RandomAccessFile;
 import java.util.Map;
-import java.util.Properties;
 
 public final class kelondroFileRA extends kelondroAbstractRA implements kelondroRA {
 
@@ -97,31 +96,6 @@ public final class kelondroFileRA extends kelondroAbstractRA implements kelondro
     }
     
     // some static tools
-    public static void writeProperties(File f, Properties props, String comment) throws IOException {
-        File fp = f.getParentFile();
-        if (fp != null) fp.mkdirs();
-        kelondroRA kra = null;
-        try {
-            kra = new kelondroFileRA(f);
-            kra.writeProperties(props, comment);
-            kra.close();
-        } finally {
-            if (kra != null) try {kra.close();}catch(Exception e){}
-        }
-    }
-
-    public static Properties readProperties(File f) throws IOException {
-        kelondroRA kra = null;
-        try {
-            kra = new kelondroFileRA(f);
-            Properties props = kra.readProperties();
-            kra.close();
-            return props;
-        } finally {
-            if (kra != null) try{kra.close();}catch(Exception e) {}
-        }
-    }
-
     public static void writeMap(File f, Map map, String comment) throws IOException {
         File fp = f.getParentFile();
         if (fp != null) fp.mkdirs();
diff --git a/source/de/anomic/kelondro/kelondroRA.java b/source/de/anomic/kelondro/kelondroRA.java
index c68b45168..c0be9d9e5 100644
--- a/source/de/anomic/kelondro/kelondroRA.java
+++ b/source/de/anomic/kelondro/kelondroRA.java
@@ -52,7 +52,6 @@ package de.anomic.kelondro;
 
 import java.io.IOException;
 import java.util.Map;
-import java.util.Properties;
 
 public interface kelondroRA {
 
@@ -71,7 +70,7 @@ public interface kelondroRA {
 
     // derived methods:
     public void readFully(byte[] b, int off, int len) throws IOException;
-    //public byte[] readFully() throws IOException;
+    public byte[] readFully() throws IOException;
     public byte readByte() throws IOException;
     public void writeByte(int v) throws IOException;
 
@@ -89,10 +88,6 @@ public interface kelondroRA {
     public void writeLine(String line) throws IOException;
     public String readLine() throws IOException;
 
-    // tool methods that organize the complete content
-    public void writeProperties(Properties props, String comment) throws IOException;
-    public Properties readProperties() throws IOException;
-
     public void writeMap(Map props, String comment) throws IOException;
     public Map readMap() throws IOException;