Saka's Inking Tutorial
Basic Painter inking tutorial showing the rough sketch done in Painter, converting the sketch to a blue image and inking over it with Painter Pens.
http://kapolo.syste.ms/howto/lineart.html

Isaac Newton
Stephen Hawking's Universe: The Web companion piece provides detailed explanations of the most important ideas and developments in human understanding of the universe. The Web pages include original essays by some of today's leading figures in cosmology, along with original illustrations, program descriptions, explanations of cosmological terms and theories, and brief biographies. Also, the Ask the Experts section encourages the audience to submit questions, some of which will be answered by experts in the field.
http://www.pbs.org/wnet/hawking/cosmostar/html/cstars_newt.html

James Eads
Biographic sketch and bibliography.
http://archive.ncsa.uiuc.edu/Cyberia/RiverWeb/Projects/Ambot/TECH/TECH20.htm

James Dewey Watson
Biographical sketch with portrait.
http://www.cshl.org/public/SCIENCE/Watson.html

Marius` Drawings
Here you find nice drawings and paintings that you can use on your web pages for free.
http://www.geocities.com/mariuscristi/index.html

My Astronomy Pages
Sketch page, scope building, and links.
http://members.shaw.ca/JAMESMCRAE/

INNFUSION
innfusion studios is a full service branding and interactive media agency that specializes in delivering unique creative solutions for all media.
http://www.innfusionstudios.com

Biographical Sketch: Doug Engelbart
At Engelbart's headquarters, his Bootstrap Institute.
http://www.bootstrap.org/chronicle/chronicle.html

Canhead
Typically, it is difficult to create a pencil sketch and then convert it into another medium like an oil painting. With Painter 6's Layers, you can start with a traditional sketch, scan it into Painter (or sketch it right in Painter!), and convert it into a floating transparent reference layer that you can paint under. In this tutorial, Ryan Wood takes us step-by-step through the process he used to create
http://www.dccdesigner.com/Htm/Tutorials/Canhead.htm

Wissler, Clark
The biographical profile of Clark Wissler, focusing on his/her contributions to the development of intelligence theory and testing.
http://www.indiana.edu/~intell/wissler.shtml