321KiB, 630x444, Walter_Lewin_May_16,_2011_talk_at_MIT.png View SameGoogleiqdbSauceNAO Anonymous Wed 01 Sep 08:51:13 2021 No.13589986 ViewReplyOriginalReport Quoted By: >IF YOU DON'T USE A RIGHT HAND XYZ MAPPING I WILL KILL YOU
