COULD ANYONE TELL ME WHERE I COULD FIND A PIPING SYMBOLS LIBRARY THAT COULD BE USED WITH ACAD14 THRU 2002? THERE'S ONE CALLED NHT,WHICH INCLUDES PIPING,FITTINGS ETC THAT CAN BE USED ON ANY DRAWING. THEIR PHONE NO. IS NO LONGER LISTED AND I WOULD LIKE TO FIND OUT IF ANYONE KNOWS OF HOW I CAN GET...