I beg your pardon ??

I am speaking exclusively in classical music , dear... See, for example the Schumann's piano scores published by Henle... and/or Brahms published by Breitkopf. Bruno...

No. Used by many publishers, sorry... Nonetheless, in the case of two instruments parts sharing the same staff (often used in orchestral score), the whole rest is possible, of course. But note that...

A little point: Engraving rules wants that when rests are in a second voice (here: layer) they have to follow the music above according to the meter. So, in the case exposed here, it would be...

I have a Truetype font named Athenian ; it works perfectly in Finale either in Text or Lyrics under Tiger or Leopard. I have already sent it to another user here few months ago. If you are...