Le professeur Auguste Piccard parle... 1933
Le professeur Auguste Piccard parle de la stratosphère et de l’avenir de l’aviation
disque 78 tours Polydor en 1933
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![[Format court] L’enseignement privé dans le viseur de l’Etat - Faites court professeur Husson - TVL](https://sun9-78.userapi.com/yzXKcuvZzvtnxAJ7LgKLvJKFcobzS_93vG2ZFQ/W0Gz1E6afhs.jpg)
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