diff --git a/samples/DOT/sample.dot b/samples/DOT/sample.dot
new file mode 100644
index 00000000..a55dc093
--- /dev/null
+++ b/samples/DOT/sample.dot
@@ -0,0 +1,74 @@
+/* 
+  Huffman Tree DOT graph.
+
+  DOT Reference :  http://www.graphviz.org/doc/info/lang.html
+                   http://en.wikipedia.org/wiki/DOT_language
+  Timestamp     :  1415988139 
+  Phrase        :  'SERIAL KILLER AND SEX OFFENDER ANGUS SINCLAIR IS JAILED FOR A MINIMUM OF 37 YEARS FOR THE 1977 WORLDS END MURDERS OF HELEN SCOTT AND CHRISTINE EADIE.'
+
+  Generated on http://huffman.ooz.ie/
+*/
+
+digraph G {
+    edge [label=0];
+    graph [ranksep=0];
+    node [shape=record];
+    U [label="{{U|3}|00000}"];
+    G [label="{{G|1}|0000100}"];
+    K [label="{{K|1}|0000101}"];
+    _3 [label="{{3|1}|0000110}"];
+    _9 [label="{{9|1}|0000111}"];
+    _39 [label=2];
+    L [label="{{L|7}|0001}"];
+    O [label="{{O|7}|0010}"];
+    Y [label="{{Y|1}|0011000}"];
+    X [label="{{X|1}|0011001}"];
+    YX [label=2];
+    J [label="{{J|1}|0011010}"];
+    W [label="{{W|1}|0011011}"];
+    JW [label=2];
+    YXJW [label=4];
+    M [label="{{M|4}|00111}"];
+    E [label="{{E|15}|010}"];
+    D [label="{{D|8}|0110}"];
+    T [label="{{T|4}|01110}"];
+    DOT [label="{{DOT|1}|0111100}"];
+    _1 [label="{{1|1}|0111101}"];
+    DOT1 [label=2];
+    _7 [label="{{7|3}|011111}"];
+    A [label="{{A|9}|1000}"];
+    N [label="{{N|9}|1001}"];
+    S [label="{{S|10}|1010}"];
+    I [label="{{I|11}|1011}"];
+    R [label="{{R|11}|1100}"];
+    C [label="{{C|3}|110100}"];
+    H [label="{{H|3}|110101}"];
+    F [label="{{F|6}|11011}"];
+    SPACE [label="{{SPACE|26}|111}"];
+    149 -> 61 -> 29 -> 14 -> 7 -> U;
+    4 -> 2 -> G;
+    _39 -> _3;
+    15 -> O;
+    8 -> YXJW -> YX -> Y;
+    JW -> J;
+    32 -> E;
+    17 -> D;
+    9 -> T;
+    5 -> DOT1 -> DOT;
+    88 -> 39 -> 18 -> A;
+    21 -> S;
+    49 -> 23 -> R;
+    12 -> 6 -> C;2 -> K [label=1];
+    7 -> 4 -> _39 -> _9 [label=1];
+    14 -> L [label=1];
+    YX -> X [label=1];
+    YXJW -> JW -> W [label=1];
+    29 -> 15 -> 8 -> M [label=1];
+    DOT1 -> _1 [label=1];
+    61 -> 32 -> 17 -> 9 -> 5 -> _7 [label=1];
+    18 -> N [label=1];
+    39 -> 21 -> I [label=1];
+    6 -> H [label=1];
+    23 -> 12 -> F [label=1];
+    149 -> 88 -> 49 -> SPACE [label=1];
+}
\ No newline at end of file