11.   As part of the investigations into wartime financial dealings with the Nazis, the government last year ordered banks not to destroy archive material.

12.   Best known are his biographies of Lenin, Josef Stalin and Leon Trotsky, written in recent years on the basis of newly opened archive materials.

13.   Best known are his history works called Lenin, Stalin and Trotsky, written in recent years on the basis of newly opened archive materials.

14.   Best known are his history works on Lenin, Josef Stalin and Leon Trotsky, written in recent years on the basis of newly opened archive materials.

15.   But Cotti and other diplomats have said the investigations may take several years, given the sheer volume of archive material.

16.   But Cotti and other diplomats have said the investigations may take several years given the sheer volume of archive material.

17.   Christophe Meili is feted as a hero in the United States for rescuing archive material he found in the shredding room at Union Bank of Switzerland.

18.   Cotti and other diplomats have said the probes may take years given the sheer volume of archive material.

19.   Includes archive material.

20.   Prosecutors said that the man incriminated himself in statements to investigators last summer, and his arrest warrant was prepared in February after archive material collaborated the statements.