Geometric Model by A. Harry Wheeler, Great Circles on a Sphere

Albert Harry Wheeler

Compare 1979.0102.215,1979.0102.344, MA.304723.719, MA.304723.720, MA.304723.723, and MA.304723.727.

Credit: Gift of Helen M. Wheeler
Object: MA.304723.723

Image and text © National Museum of American History, 2021
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