Re:

[Leo Correia de Verdier]

While it’s hard to know without seeing the contents of the included files I 
would guess you could write \voiceOne before the includes of the voices that 
should point up and \voiceTwo before the ones that should point down. 

> 21 mars 2022 kl. 00:22 skrev Michael Dykes <thedoctor81877@gmail.com>:
> 
> 
> I have used the nwc2ly program to begin converting NWC files that my dear 
> friend Larkin who recently passed away to lilypond files. I have found that 
> the biggest "issue" is that since the scores are 4-part choral music, with 
> the original having soprano and tenor voices with stems upward, and alto and 
> bass voices with stems downward; while the converted lilypond file has both 
> soprano and alto with stems the same direction, and the same for tenor and 
> bass.
> 
> I am not sure how to write a mwe, so I have attached a screen shot from 
> Frescobaldi. I would appreciate any help possible.
> 
> Michael Dykes