He was. Not he alone, but a thousand others, working desperately,
knowing that the time was short, working not alone for two men
trapped in time, but for the peace they all had dreamed
about--that the whole world had yearned for through the ages.
For to be of any use, it was imperative that they could zero in
the time machines they meant to build as an artilleryman would
zero in a battery of guns, that each time machine would take its
occupants to the same instant of the past, that their operation
would extend over the same period of time, to the exact second.
It was a problem of control and calibration--starting with a
prototype that was calibrated, as its finest adjustment, for jumps
of 50,000 years.
Project Mastodon was finally under way.