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 <thedoctor81...@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
