Proceedings of the Kuzbassugol Coal Research Institute. (3 books) In Russian /Trudy nauchno-issledovatelskogo ugolnogo instituta Kuzbassuglya. (3 knigi) Series A. M-Novosibirsk 1931-1932. Issue 4.part 2. Sukhanov A.F. Ways to rationalize drilling spurs. 1931. Issue 6. Gladilin L.V. Choosing the type of converter for mine installations. 1932. Issue 7 part 1. Insulation of shafts of mines in the Kuznetsk basin. Overview of types of fire radiators. 1932. We have thousands of titles and often several copies of each title may be available. Please feel free to contact us for a detailed description of the copies available. SKUalb65eb078ca8f3070e.