 C, G and O) below the baseline and above the cap height.Also, characters such as S for which an accurate construction drawing had never been made were now defined using lines and arcs for the new cutting plotters that were to be used for the lettering on motorway signage.A number of the glyphs were changed, in particular those for "a", "6" and "9" as well as "t" in DIN Engschrift.