Testimony in the trial began Monday and may continue into next week.
The judge released them until next Monday, saying testimony would not begin before then.
Some tests are still under way, meaning that results may not be available until just before testimony begins, probably early next month.
Less dramatic, but possibly more important, was a 14-line document read out before testimony began.
Many of the plaintiffs are due to take the stand when testimony in the trial begins, probably next week.
Testimony began last Thursday, and in the first few days jurors have heard an involved account.
Testimony began late yesterday afternoon after the last jurors were selected.
Testimony for the case began on November 2, 1931.
But because Federal employees are allowed 40 hours off to watch the television feed, attendance will probably be higher when testimony begins.
His first trial, in 1988, was declared a mistrial before testimony began.