The Color Helm published by Fiatelle, Inc. in 1940. It's a cardboard volvelle wheel chart for choosing color combinations. It's a helm!
This is episode 42 of my series about antique calculating devices.
See here for an online interactive version of the helm, and a printable make-your-own helm!
faculty.fairfi...
UPDATE! Since I recorded this, I found a good-quality photo of the fancier Color Helm here: www.deliciousin...
Chris Staecker webarea: faculty.fairfi...
End song inspired by "Hotter Than a Molotov" by The Coup.
#colorhelm #math #itsahelm
Негізгі бет The Color Helm Review / HowTo
Пікірлер: 41