Two Lecturers Tells And Shows Presentation On The Scene To Packed House Of Listeners Extremely Close Up 00:11

Name: Two lecturers tells and shows presentation on the scene to packed house of listeners - extremely close up
Uploaded: 2016-09-25 14:32:50
Duration: 11 s
Channel: KONSTANTIN SHISHKIN
Description: Two lecturers tells and shows presentation on the scene to packed house of listeners - extremely close up