*
* - prop_typecode: material_name | ???
*
- * - nelements: SHORT (Gives us 65536 which ought to be enough, right?)
+ * - nelements: USHORT (Gives us 65536 which ought to be enough, right?)
*
- * - nproperties: SHORT
+ * - nproperties: USHORT
*
* - *_typecode: CHAR
*