Edited by . Viacheslavova P. M. — L. : Mechanical Engineering, 1971. — 64 s. — (B-ka galvanic engineering . Issue. 3). The brochure (Edition 3, supplemented and revised) describes the methods of electrolytic deposition of tin and lead using various electrolytes used in industry. Methods of preparation of electrolytes, their characteristic features and the causes of malfunctions arising in the course of operation are given. Unlike the second edition (1961 г. The brochure discusses new electrolytes for deposition of bismuth-doped tin. A number of new examples of application of tinning and leading in instrumentation and mechanical engineering technologies.