Take shapes, lines, and letters: New horizons in mathematics

I think there were a lot of books like these published in the 1960s. This book is not one of the best, the illustrations, line drawing are pretty poor and the text is a bit haphazard. There is even a typo, where the planets are accidentally described as going around the earth.

A wide variety of

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mathematical subjects is covered including music theory, perspective, pointillism, algebra, data presentation, topology, ciphers, tangrams, geometrical shapes in nature, the regular solids, conic sections, polygons, angles, and parallel lines.

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