Expedition of the Chita Geological Administration on the Baikal-Amur Mainline

April 1977. USSR. Chita Region. Head of the gravimetric party of the Transbaikal Complex Geophysical Expedition of the Chita Geological Directorate, senior geophysicist V. M. Kravchenko, awarded the "Winner of Socialist Competition" badge, during geological surveys near the Baikal-Amur Mainline under construction. The exact date of the photo has not been established. Grigory Kalachyan/TASS