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Calvin Barnes

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Leon Battista Alberti

Born 18 Feb 1404; died 25 Apr 1472 at age 68. Italian artist and geometrist who “wrote the book,” the first general treatise Della Pictura (1434) on the the laws of perspective, establishing the science of projective geometry. Alberti also worked on maps (again involving his skill at geometrical mappings) and he collaborated with Toscanelli who supplied Columbus with the maps for his first voyage. He also wrote the first book on cryptography which contains the first example of a frequency table.

I'm going to make l...

“I'm going to make like a turtle and get the shell out of here!”

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