2. Find as many documents as you can.
- from Internet: no need to tell you to use Google and youtube.com. Try to keep and to update a list of your keywords and links (an text or Excel file with all references will be valuable to gather all the references). Consider pictures, images and videos.
- from our central library
- from patent libraries
- from a distributor list of machines and components
3. Sharpen your pencil and produce sketches and drawings on paper sheets!