Handbooks, manuals, etc Employees -- 3 Training of -- 3 Additives -- 1 Amateurs' manuals 1 Audio-visual aids -- 1 Binders (Materials) -- 1 more ... Calibration -- 1 Data processing -- 1 Defects -- 1 Electrical engineering -- 1 Employee training personnel -- 1 Engineering -- 1 Examinations, questions, etc 1 Founding -- 1 Foundry workers -- 1 Health and hygiene -- 1 Health aspects -- 1 Materials -- 1 Mechanical engineering -- 1 Mensuration -- 1 Metal casting -- 1 Metals -- 1 Precision casting -- 1 Quality assurance -- 1 Radio -- 1 Sand, Foundry -- 1 Slurry -- 1 Study and teaching -- 1 Tables 1 less ...