40 years to the first tractor: chief engineer Zakharin;Tractor-tester Borzygin;Director of the Leningrad Museum of Revolution Le...

40 years to the first tractor: chief engineer Zakharin;Tractor-tester Borzygin;Director of the Leningrad Museum of Revolution Leonid Dubinin;Workers' workers / Frolov, Matvey Lvovich.- 1964. -205 persons.Treaty No. 25-18 dated April 19, 2018 Chronometing: 8'34 " ..Electronic copy source: from a private assembly