Ms. Weingarten said yesterday that those numbers are so widely available that anyone could easily obtain them and cast fraudulent ballots.

A large number of fraudulent ballots, mostly belonging to Karzai's camp, were disallowed by the Independent Afghan Electoral Commission.

He said electoral authorities were confiscating and hiding evidence of fraudulent ballots after complaints had been filed, adding, "I plead that they stop dirtying this process."

Nesbitt claimed that two ballot boxes were missing and one was filled with fraudulent ballots.

They said allies of Mr. Hill believed that tally may have been rigged, and they decided to cast fraudulent ballots of their own.

An election judge, Luis Salas, said in 1977, that he had certified 202 fraudulent ballots for Johnson.

But supporters of the bill said it contained sufficient safeguards against fraud, including making both false registration and procurement of fraudulent ballots a criminal offense.

The opposition maintain that the ballot was rigged, saying that recounting fraudulent ballots could only yield fraudulent results.

Even if additional votes were discovered through matching to the voters list, it would be impossible to identify legitimate ballots from fraudulent ballots.

Alternatively the printer could invalidate the printed record after the voter leaves and print a new fraudulent ballot.