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Convergence articles

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A number is required; that the square shall be equal to twice the cube.
Page 7, Who's That Mathematician: Images from the Paul R. Halmos Photograph Collection: Blackwell, Halmos, Boas, Bollobas, Bombieri, Mumford, Bonsall, Rankin
A five-volume set of biographies of mathematicians from ancient times to the twentieth century, aimed at secondary students.
This is a page from the Rechenbuch of Adam Riese. It deals with the measurement of barrels. Also a page that has a table showing numbers both in German words, in Roman numerals, and in the Hindu-Arabic numerals.
The third part of a necklace of pearls, broken in a lover's quarrel, fell to the ground...
A collection of biographies of sixty mathematicians from the eighteenth century to the twentieth.
A speculator bought stock at 25% below par and sold it at 20% above par. He gained $1560. How much did he invest?
Circular Images
This meeting of the Canadian Society for the History and Philosophy of Mathematics takes place in Vancouver, BC, in association with the 2008 Canadian Congress of the Humanities and Social Sciences

Mesopotamian accounting evolved from simple clay token counters to a number-recording system that included impressions of these tokens on clay tablets.