<iframe src="https://podv2-archives.unistra.fr/video/34288-m1-ri-nov-20-2020-ppt-the-1950s/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> M1 RI Nov 20 2020 ppt the 1950s Pod https://podv2-archives.unistra.fr/videos/?owner=lipson 360 https://podv2-archives.unistra.fr video 640 1.0 David Lipson