Idea to Interface: Archimedes has an Idea (5 of 6)
Final inked, scanned and tuned illustrations for Aarron Walter's Idea to Interface presentation.
As Archimedes settles into his bath and relaxes, the water pouring over the sides of the bathtub give him an idea for determining if the golden crown is solid gold, or not — weight displacement.
Slide 5 of 6 in the series.
The first appearance of the final illustrations happened at An Event Apart 2011 in Seattle.