Eduardo de Valfierno the Valfierno story. Eduardo de Valfierno Eduardo de Valfierno (1850–1931), who posed as a "marqués" (marquis), was an Argentine con man who allegedly masterminded the theft of the "Mona Lisa" in 1911. In 1932 journalist Karl Decker published a story in the "Saturday Evening Post" claiming Valfierno paid several men to steal the work of art from the Louvre, including museum employee Vincenzo Peruggia. On August 21, 1911 Peruggia hid the "Mona Lisa" under his coat and simply walked out the door. Before the heist took place, Valfierno allegedly commissioned French art restorer and forger Yves Chaudron to make six
Accélérateur Grand Louvre d'analyse élémentaire Accélérateur Grand Louvre d'analyse élémentaire Accélérateur Grand Louvre d'analyse élémentaire (AGLAE) is a particle accelerator housed by the Center for Research and Restoration of Museums of France in the Louvre museum in Paris, France. AGLAE is a Pelletron 2MeV electrostatic accelerator built by an American company, the National Electrostatics Corporation, and has two sources: AGLAE was installed starting in 1987 and inaugurated in 1989. AGLAE is sited some 15m below the glass pyramid at the Louvre. AGLAE generates protons and Alpha particles that are emitted outside the accelerator itself, enabling items of virtually any size or type to be examined.