Robert Hiester Montgomery. possible for a clerk to misappropriate cash received from the sale of exchange and to ... in author- ity who had no part in collecting the proceeds of sales or in compiling the accounting records ...

Since retiring, he has written a weekly historical column. This book collects over 140 of his most memorable essays.

This challenging collection of 42 mathematical mind-benders, compiled by a noted Lewis Carroll scholar, includes Castle Croquet, A Sticky but Polished Riddle, Who's Coming to Dinner?

She calculates faster than the fastest computer, is listed in the Guinness Book of World Records and continues to amaze audiences around the world with her feats of calculation.

Shakuntala Devi, the Human Computer, explains and simplifies everything you always wanted to know about numbers but was difficult to understand. This book contains all we ever wanted to know about numbers.