Wagner: Bridal Chamber Scene from ‘Lohengrin’
Helen Traubel
Kurt Baum
NY Philharmonic-Symphony
Artur Rodzinski

Wagner: ‘Tristan and Isolde’ Love Duet
Helen Traubel
Torsten Ralf
Herta Glaz
Metropolitan Opera Orchestra
Frist Busch

The ‘Lohengrin’ side is here:
https://youtu.be/HcNYlVGsMmE

The ‘Tristan’ side is from this 78 set:
http://shellackophile.blogspot.com/2014/12/tristan-love-duet-traubel-ralf-1947.html