"My Blackbirds Are Bluebirds Now" sung by Ruth Etting; Columbia 1595-D, take 2 (10"). Electrically recorded in New York City on 2 October 1928.
Played with a Burmese Colour Needle on a gramophone with a homemade 80 Hz exponential horn, Victor Orthophonic soundbox, and HMV swan-neck tone-arm, currently in a prototype cabinet.