    class
    	WEL_HD_ITEM

    Ancestors
    	WEL_BIT_OPERATIONS
    	WEL_HDF_CONSTANTS
    	WEL_STRUCTURE*

    Descendants
    	EV_HEADER_ITEM_IMP

    Clients
    	EV_HEADER_IMP
    	EV_HEADER_ITEM_IMP
    	WEL_HD_ITEM
    	WEL_HD_NOTIFY
    	WEL_HEADER_CONTROL
    	WEL_NM_HEADER

    Suppliers
    	BOOLEAN
    	INTEGER_32
    	STRING_32
    	STRING_GENERAL*
    	WEL_BITMAP
    	WEL_HDF_CONSTANTS
    	WEL_HDI_CONSTANTS
    	WEL_HD_ITEM
    	WEL_STRING