Made in 1890 by Blaise Bontems in Paris, this tiny device mimics bird chirps Recently restored by Michael Start, the intricate chirps are produced by a complex system of gears, springs, and bellows, craftsmanship beyond a typical sound loop.
— Science girl (@gunsnrosesgirl3) November 28, 2023
Listen 🔊pic.twitter.com/S1sFGLN1T0