
Mensuration
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A print-ready JPG or TIFF in sRGB with the color profile embedded, made from the museum master and never enlarged.
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Mensuration, R.O. Evans (1890), Library of Congress. Via artnap.com
Mensuration, R.O. Evans (1890), Library of Congress. Via artnap.comMensuration, R.O. Evans (1890), Library of Congress. Via <a href="https://artnap.com/artwork/pdx-972394">artnap.com</a><figure><a href="https://artnap.com/artwork/pdx-972394"><img src="https://img.artnap.com/artworks/pdx/pdx-972394/web.jpg" alt="Mensuration, R.O. Evans (1890)" width="1258" height="1600" style="max-width:100%;height:auto" loading="lazy"></a><figcaption>Mensuration, R.O. Evans (1890), Library of Congress. Via <a href="https://artnap.com/artwork/pdx-972394">artnap.com</a></figcaption></figure>
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Why is this public domain? The Library of Congress lists this work as public domain.
About this work
A colorful educational chart titled Mensuration, presenting geometric figures such as lines, angles, quadrilaterals, polygons, circles, and solids, each with a brief explanation and formula for area or volume. The sections are framed in red and blue borders and arranged in a grid, with printed text beneath the diagrams. Credited to R.O. Evans and dated 1890.













































