Nizhneangarsk Hydrometeorological Bureau in the Buryat ASSR

May 1977. USSR. Buryat ASSR. Yaroslav Ganushchak (left), a hydrologist at the Nizhneangarsk Hydrometeorological Bureau, determines the size of the ice on the Goudzhekit River for the design and construction of engineering barriers against natural disasters near the Baikal-Amur Mainline under construction. The exact date of the photo has not been established. Grigory Kalachyan/TASS