03/09/2019 13:13 It`s not repair manual, from the article "Lubitel-166" in the magazine "Science & Life" (Наука и жизнь) N10,1982,p67 (http://publ.lib.ru/ARCHIVES/N/''Nauka_i_jizn'''/''Nauka_i_jizn''',1982,N10.[djv-fax].zip)