open1 cmr10.pk
fontbbx1 !!
fontbbx1 !! 2 2

open1 cmr10.pk 20
fontbbx1 !!
fontbbx1 !! 2 2

open2 cmr10.pk 
fontbbx2 !!
fontbbx2 !! 2 2

open2 cmr10.pk 72
fontbbx2 !!
fontbbx2 !! 2 2

quit
