This is a link to a Squidoo lens developed by artist Katherine Tyrrell aka Makingamark that is is about drawing and sketching.

It shares a wealth of information about drawing and sketching - materials, drawing communities and forums, instruction books and other resources which support the development of drawings and sketches.

Katherine has several blogs, websites and Squidoo lenses that are very helpful resources and inspirational for novice and advanced artists as well.