The forger Vrain Lucas produced thousands of letters that, he said, had been written by historical personages such as Aristotle, Julius Caesar, and Alexander the Great. They were all bought by the esteemed mathematician Michel Chasles who didn't suspect they might be fake, even though they were all written in French, on modern paper. It took 18 years for Chasles to realize something was amiss and bring charges against Lucas, who then served two years in jail.
More…
Forgery