CC0 · no rights reserved
Geometric Model by A. Harry Wheeler, Great Circles on a Sphere
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This warped orange plastic model consists of two circular rings and a circular disc. These intersect to form three great circles on a sphere. A tag on the model reads: 3GC.
National Museum of American History’s own descriptionCredit lineGeometric Model by A. Harry Wheeler, Great Circles on a Sphere. Wheeler, Albert Harry. National Museum of American History, Gift of Helen M. Wheeler. CC0.