File:Henri Longchambon en 1954.jpg

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Français : Henri Longchambon, Secrétaire d'État à la Recherche scientifique et au Progrès technique, prononce le discours inaugural au Conseil supérieur de la recherche scientifique, le 22 décembre 1954.
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22 December 1954

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current08:21, 30 September 2020Thumbnail for version as of 08:21, 30 September 20201,011 × 1,411 (208 KB)GuiseUploaded a work by {{unknown|Author}} (Interpress) from [https://i.ebayimg.com/images/g/YRkAAOSwSrNZ9t2q/s-l1600.jpg] with UploadWizard

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