19000001_1049

© Fonds historique / CNRS Images

Reference

19000001_1049

Appareil à émission d'électrons photographié le 30 mars 1939. ONRSII

Appareil à émission d'électrons photographié le 30 mars 1939. Office national des recherches scientifiques et industrielles et des inventions (ONRSII).

Scientific topics

CNRS Images,

Our work is guided by the way scientists question the world around them and we translate their research into images to help people to understand the world better and to awaken their curiosity and wonderment.