Professor Eliot Kramer has completed work which will allow the Believers to create an automated jamming station that will cause navigational malfunctions aboard incoming saucers. But unfortunately, he used the university's computers to do the work, instead of Edgar Scoville's secure machines. That has led to his discovery by the aliens. In the scuffle, Kramer dies and David has to go on the run with the key data.David does the only thing he can; he sells out to the aliens, offering them details of the jamming process in exchange for an important place in the invaders new leadership of humanity.
Did You Know?
[All trivia items for this title are spoilers.
During the segment where David led the aliens into the radio transmitting station, the TV monitor was showing the security pictures in color even thought is was an RCA Victor black and white TV. Also the security footage panned and came in for tighter views even though the cameras were in fixed positions securely mounted to the wall with no gimbals. See more
Astronomer Eliot Kramer is dead. But as a legacy to seven people, who know our planet is under attack, he has bequeathed a powerful weapon - a computerized program that will at last enable his seven friends to go from defense to attack.