diff --git a/sys/thing/properties.h b/sys/thing/properties.h
new file mode 100644
index 0000000..1a59522
--- /dev/null
+++ b/sys/thing/properties.h
@@ -0,0 +1,63 @@
+// MorgenGrauen MUDlib
+//
+// thing/properties.h -- contains property definitions and prototypes
+//
+// $Id: properties.h,v 3.5 2003/08/07 15:09:33 Rikus Exp $
+
+#ifndef __THING_PROPERTIES_H__
+#define __THING_PROPERTIES_H__
+
+// special defines
+
+#define F_VALUE         0
+#define F_MODE          1
+#define F_SET_METHOD    2
+#define F_QUERY_METHOD  3
+#define F_MODE_AS       4
+#define F_MODE_AD       5
+
+#define SAVE            64
+#define PROTECTED       128  // only this_object() can change the values
+#define SECURED         256  // like PROTECTED, but never resetable
+#define NOSETMETHOD     512  // Keine Set-Methode => Nicht mofifizierbar
+#define SETMNOTFOUND	1024 // Keine Set-Methode gefunden
+#define QUERYMNOTFOUND	2048 // Keine Query-Methode gefunden
+#define QUERYCACHED	4096
+#define SETCACHED	8192
+
+#endif // __THING_PROPERTIES_H__
+
+#ifdef NEED_PROTOTYPES
+
+#ifndef __THING_PROPERTIES_H_PROTO__
+#define __THING_PROPERTIES_H_PROTO__
+
+// prototypes
+
+// (E)UID-Methods
+//static mixed _query_uid();
+//static mixed _query_euid();
+
+// Property-Initialisation
+protected void InitializeProperties();
+
+// direct property access
+public varargs mixed Set(string name, mixed Value, int Type, int extern);
+public varargs mixed Query(string name, int Type);
+
+// filtered property access
+public mixed SetProp(string name, mixed Value);
+public mixed QueryProp(string name);
+
+// global property handling
+public void SetProperties(mapping props);
+public mapping QueryProperties();
+
+// misc/interna
+public mixed *__query_properties();
+public void _set_save_data(mixed data);
+public mixed _get_save_data();
+
+#endif // __THING_PROPERTIES_H_PROTO__
+
+#endif // NEED_PROTOTYPES