There are references in some of Shakespeare's plays to the vocal exercising of an actor before performance and the importance of enunciation and volume.
National Theatre: Voice Work with Jeannette Nelson
This is the first of four films demonstrating how to warm up your voice, focusing on breathing exercises. Breathing exercises are an essential start to any vocal ...
Vocal Warm-Up #1: Breathing
Jeannette MacDonald sings Indian Love Call to Nelson Eddie, with James Stewart, in Rose-Marie (1936). Listen to my friend's new rodeo song, Bull Rider: ...
Indian Love Call, Jeannette MacDonald, Nelson Eddie, Stewart