    class
    	WEL_UNIT_CONVERSION

    Ancestors
    	ANY
    	WEL_CAPABILITIES_CONSTANTS
    	WEL_DT_CONSTANTS

    Descendants
    	EV_FONT_IMP
    	EV_PARAGRAPH_FORMAT_IMP
    	EV_RICH_TEXT_IMP
    	EV_SCREEN_IMP
    	WEL_CHARACTER_FORMAT
    	WEL_FONT

    Clients
    	WEL_UNIT_CONVERSION

    Suppliers
    	INTEGER_32
    	INTEGER_64
    	WEL_ARRAY [G -> WEL_STRUCTURE]
    	WEL_DC*
    	WEL_POINT
    	WEL_SCREEN_DC
    	WEL_SIZE
    	WEL_UNIT_CONVERSION