Common Lisp Interface Manager 2.0 User's Guide
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Chapter 2 Drawing Graphics
2.1
Conceptual Overview of Drawing Graphics
2.1.1 Drawing Functions and Options
2.1.2 The Drawing Plane
2.1.3 Coordinates
2.1.4 Mediums, Sheets, and Streams
Common Lisp Interface Manager 2.0 User's Guide - 22 Dec 2009