One day, he receives a tube in the mail containing an authentic ancient (and unknown) Botticelli canvas.

The new case could also be evidence of additional mail containing anthrax.

A year later, Leslie receives a hefty box in the mail containing bundles of hundred dollar bills.

In Europe, three embassies and four consulates received envelopes in the mail containing an unidentified white powder, government officials said.

Any mail containing them was pulled and the rest trashed.

Businesses and governments send mail containing cheques, credit cards, bank statements, and other important information.

Before even visiting the office, she received a fat envelope in the mail containing a four-page questionnaire, she said.

The following week, Gambill received a package from Anders in the mail containing his uniform.

Where would all the mail containing checks and orders from their customers go if their business was destroyed?

A related threat is mail containing unidentified powders or chemicals, as in the 2001 anthrax attacks.