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Request from the editors.

Short biographies of mathematicians with mathematical activities.

Paul Halmos Photograph Collection, page 3: M. Auslander, R. Baer, Banchoff, C. N. Moore, I. A. Barnett, P. Erdos, and Lida Barrett

Suppose a lighthouse is built on the top of a rock; the distance between a place of observation and that part of the rock level with the eye is 620 yds.

This is the title page of the French edition of Leonhard Euler's text on Algebra. The text was originally published in German in 1767 in St. Petersburg and then translated into French in 1795.

A popular history of ancient mathematics, dealing with the mathematics of ancient Egypt and Babylonia.

A circle, a square and an equilateral triangle all have the same perimeter equal to 1 meter. Compare their areas.

A study of the rise of English algebra from the Medieval period to the end of the seventeenth century.

A report on an Australian teacher's use of material from the Rhind Papyrus.

The number 50 is divided by a certain number. If the divisor is increased by 3, the quotient decreases by 3.75. What is the number?