Line to tone to color

In 2002 I was inspired to draw this image as a class demonstration. The design was based upon a girl I knew back then. I went on to block in some gray tone with markers. This was on a photocopy of the original. Lastly was some Photoshop color tinting this evening helps bring her to completion. The students that watched me do this at the time have gone on to great things as artists in their own right. This was a good period at my school. The lesson continues...