81.   A private collector who was not identified bought the photograph at the Swann Galleries auction house.

82.   Alas, these treasures are gathered in France again only briefly, before they are returned to musems and private collectors all over the world.

83.   Although a museum or other institution might buy all the lots as a set, he said the papers are likely to be split among private collectors.

84.   And from the State Archives in Moscow come a treasure trove of documents, some only recently acquired from a private collector.

85.   Anonymous private collectors traded on the black market.

86.   Anyone, including private collectors, can list stolen artwork on the database.

87.   Art theft in the Russian capital have been on the rise in recent years and lives of private collectors are often at risk, police officials said on Wednesday.

88.   Arevalo said that many private collectors and auction houses have approached Ms. Guthrie hoping to buy portions of the archive, but were rebuffed.

89.   Auctioneer Jacques Tajan said the majority of Rateau pieces were bought by private collectors from Germany, France and the United States.

90.   Both buyers work in Internet-related businesses but said they bought it as private collectors.