Randal did a series of scientific illustrations for Dr. John Delly, scientific advisor to the McCrone company in Westmont, Illinois. This diagram of a Biaxial Indicatrix was used in a training manual for lab technicians to learn how to identify optical light refracting properties of crystals. The reason this is important is that forensic labs […]
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An automotive aftermarket manufacturer required a diagram illustration to show how a new type of cellulose fiber could filter automotive oil better than previous competitive products. This is a sepia line art drawing on D’Arches watercolor paper, with Windsor & Newton watercolor washes added by hand.
Randal has been asked to provide illustrations in many textbooks. This one was done for an elementary textbook on the Castle Keep. It is a cutaway diagram showing the floors and various typical activities inside the Keep. This illustration was hand done in Corel Painter software on a Macintosh computer using a Wacom Tablet.
Seems like I am always making these little sketches to show people I am talking with, some of the ideas and concepts behind the type of websites we build at BIRKEY.COM. I made this sketch recently when explaining the difference between a typical classic Microsoft .ASP/SQL Server website architecture, and one that incorporates the newer […]