The Cousteau-Gagnan regulator on display at Espalion

1943

The Cousteau-Gagnan regulator on display at Espalion

The demand valve of the scaphandre autonome invented by Cousteau and Emile Gagnan, exhibited at the Musee du Scaphandre in Espalion, Rouquayrol's home town. A museum record photograph of the 1940s device.

Source: Wikimedia Commons

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