Each player starts the game with 4000 reinforcement points, which they spend to get their early units.

From photographic evidence it is known that earlier other units had made a temporary use of some vehicles.

The difference that these early units had from later models was the standby switch.

I/You have heard reports from earlier units we/all sent into the Wedge.

On the arms it faces left, which represents the western movement of the early unit across the United States.

The trouble was that many of those earlier units were still in patients.

The earliest units of measure devised by man bore no relationship to each other.

"An early unit I sold was $125,000, and it seemed like a lot of money," he said.

In some other early units the user would run a program to manually park the heads.

Later versions are the subsequent upgrade of earlier units.