Two educational books from independent publisher KEEOS.COM, only distributed through their own website:
•Design Sketching was written with the main goal of creating a source of inspiration by showing a collection of different types of sketches. Containing work from over 60 designers, covering diverse fields such as product, automotive and fashion design.
•Learning Curves, whilst also aimed at providing a source of inspiration, has a much stronger emphasis on showing, how one can teach oneself to sketch. Includes basic theory, investigative and explorative sketches from the early stages of projects, explanatory sketches used to communicate, and persuasive sketches done to sell and express emotion. Round off with 6 step by step sketching tutorials.