{"created":"2022-01-31T10:21:46.525500+00:00","id":"tec2976","links":{},"metadata":{"identifier":"tec2976","title":"Five tuning-forks, with resonators, tuned to the characteristic notes of the vowels. After Helmholtz, by Koenig, Paris"},"revision":0,"updated":"2022-01-31T10:21:46.525506+00:00"}