#2499157Students during a lecture at the Leninakan branch of the Yerevan Karl Marx Polytechnic Institute.Sign in or register,to downloadAdd to cartRemove from cartCategories: EducationLocation: Leninakan, ArmeniaEvent date: 01.09.1984Date published: 26.09.2014Author: Alexandr GraschenkovSource: SputnikCredit: SputnikOriginal: Dp84-792, 35 mm slideMedia: JPEG, 5296x3641px, 2.3Mbaudience hall