diff --git a/MP/00README b/MP/00README
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index 000000000..bc99f157c
--- /dev/null
+++ b/MP/00README
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+aircraft_types.xml: List to map aircraft types between different
+    nomenclatures systems (ICAO, SISO, FlightGear, ....) to help different
+    flavours of flight simulation software to communicate in a single
+    simulation enviromnent.
diff --git a/MP/aircraft_types.xml b/MP/aircraft_types.xml
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+++ b/MP/aircraft_types.xml
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+<?xml version="1.0"?>
+<!--
+  AircraftTypes.xml - List of aircraft type identifiers
+  http://virtualair.sourceforge.net
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License version 2.1, as published by the Free Software Foundation.
+
+  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.
+
+  Copyright (C) 2008  Petr Gotthard <petr.gotthard@centrum.cz>
+
+  $Id$
+-->
+<AircraftTypes>
+  <!--
+  <Type ICAO="xx" SISO="xx" FlightGear="xx"/>
+    @ICAO = ICAO-4444/ICAO-8643 identifier of the aircraft equipment type
+    @SISO = SISO-REF-010 entity-type identifier of the aircraft
+    @FSX = container title for the Microsoft Flight Simulator X (aircraft.cfg)
+    @FlightGear = the FlightGear aircraft model configuration file (.xml)
+  -->
+  <Type ICAO="A320" SISO="1.2.71.57.1.1.0" FlightGear="Aircraft/A320/Models/a320-fb.xml"/>
+  <Type ICAO="B733" SISO="1.2.225.57.1.7.0" FlightGear="Aircraft/737-300/Models/737-300.xml"/>
+  <Type ICAO="B742" SISO="1.2.225.57.1.1.0" FlightGear="Aircraft/747-200/Models/boeing747-200.xml"/>
+  <Type ICAO="C172" SISO="1.2.225.40.1.1.0" FSX="Cessna Skyhawk 172SP" FlightGear="Aircraft/c172p/Models/c172p.xml"/>
+  <Type ICAO="UFO" SISO="1.2.0.0.0.0.0" FlightGear="Aircraft/ufo/Models/ufo.xml"/>
+</AircraftTypes>