This guide wants to help beginners practically work as much as possible in view of which its main and immediate goals will be: 1. Description of methods of handling the most common measuring instruments. 2. Indication of practical techniques used in certain measurement methods. 3. Statement of rules for handling and controlling machines. 4. Familiarization with the existing methods of machine testing. 5. Indication of methods of instrument alignment and detection of various damages in machines. 6. Preparation for more or less independent work on the most important issues in the field of applied electrical engineering. A number of works below are selected based on the goals mentioned.