Problem laboratory of the Ural Forestry Institute

USSR. Sverdlovsk. November 1969. Laboratory staff, candidate of technical sciences G. I. Popova, engineers I. L. Stepanova and V. I. Bashmakov (from right to left) in the problem laboratory of the Ural Forestry Institute, where a method for producing wood boards from logging waste without using binders was developed. The exact date of the photo is unknown. Anatoly Grakhov/TASS