Instruction on attendance and operation of the БЛ single-drum and 2БЛ double-drum mine hoists
Т27 Г-6/33 английский/Instruction on attendance and operation of the БЛ single-drum and 2БЛ double-drum mine hoists / V/o Machinoexport.Instruction on attendance and operation of the БЛ single-drum and 2БЛ double-drum mine hoists / V/o Machinoexport.Instruction on attendance and operation of the БЛ single-drum and 2БЛ double-drum mine hoists.M./, [1957] ( ). - [1957]. - 44 с. : ил. ; 22 см см.Instruction on attendance and operation of the БЛ single-drum and 2БЛ double-drum mine hoists. M., [1957] .Т9-290/"Machinoexport", v/o /