Vanilla is a product of Lussumo:
Documentation and Support.
Biogenesis, completed in 1974, actually combines the heartbeats of her son and her pregnant daughter, with the rhythms of her grandchild, then still in the womb. This "hymn to the perpetuation of life" was realized using an ordinary microphone and a stethoscope. The technique was primitive, "something absolutely not professional", but the result is stirringly corporeal.