0 Preface , 3 1 The Factory , 4-6 2 The Workshop , 6-9 3 Professions , 9-12 4 At the Workbench , 12-18 5 Materials , 18-23 6 Working Time , 24-29 7 In the Drilling Shop , 29-35 8 At the Lathe , 35-40 9 Milling Machines and Cutters , 41-46 10 Electricity in the Workshop , 47-53 11 Workshop Mathematics , 54-61 12 Soldering , 61-67 13 Wages and Salaries , 67-72 14 Bicycle a…