Rehearsal Tracks
Northern Lights
https://www.choralia.net/gj03mp3/gj03mp3en.htm
https://www.youtube.com/watch?v=-s4_FsuOvG4&ab_channel=margotlorena2
O Nata Lux
https://www.youtube.com/playlist?list=PLrOGfiSR9-rzH2FWk9P86azlmqvWRNqOY
https://www.youtube.com/watch?v=Rp_aEG3H-1k&ab_channel=JosseCottenier-MusicVideos