I didn’t know that was the first song they sang together. Thanks for that and for the link. So fantastic! I’m still listening to it...
I love ‘Southern Cross’ too:
https://www.youtube.com/watch?v=iuLBhxZUkmU
Southern Cross is a great tune.
My second favorite CS&N song, written by Crosby and lead vocal by him.
Deja Vu
https://www.youtube.com/watch?v=rg0sc7pCqC8