CC0 · no rights reserved
Geometric Model by A. Harry Wheeler, Great Circles and Equatorial Cross Section of a Sphere
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This cut and fit translucent plastic model show two perpendicular rings and a circular cross-section of a sphere, Collapsible.
National Museum of American History’s own descriptionCredit lineGeometric Model by A. Harry Wheeler, Great Circles and Equatorial Cross Section of a Sphere. Wheeler, Albert Harry. National Museum of American History, Gift of Helen M. Wheeler. CC0.