Re: Cute ad-hoc dial at AutoDesk Labs

Dear Dave, Thanks for pointing us at this... I wonder, though, about the claim... > "World's cheapest sundial" The marginal cost is certainly small: a plastic triangle for the nodus and a marker pen. But now consider

Cute ad-hoc dial at AutoDesk Labs

"World's cheapest sundial": Dave --- https://lists.uni-koeln.de/mailman/listinfo/sundial