1. Drawing in black & white : creative exercises, art techniques, and explorations in positive and negative design /: creative exercises, art techniques, and explorations in positive and negative design. (2017) Authors: Velasquez, Deborah Record Type: Book Extent: 1 online resource (112 pages), illustrations (black and white, and colour) View Content: Available online (eLD content is only available in our Reading Rooms) ↗