| Diane Pub Co, October 1, 2000, cover price $25.00
| Reprint edition (Vintage Books, April 1, 2002), cover price $16.00 | About this edition:
A portrait of Sir Sandford Fleming describes how, during a conference of scientific and political representatives from twenty-five key nations of the world, he managed to convince them to adopt a unified standard for telling time that incorporated the Greenwich Prime Meridian, the International Date Line, and a single system for measuring longitude and telling time.
| Turtleback Books, April 30, 2002, cover price $24.60 | About this edition:
It is difficult today to imagine life before standard time was established in 1884.