His goal was to turn objets d'art (for instance, the Fabergé jewelry) into a kind of "evidence to the oppression of peoples under the Tsarist regime".
Legran's three years in office are remembered for the scandalous sale of the highlights of the museum's collection to the West, primarily to Andrew W. Mellon.
With his connivance, clandestine auctions were held abroad, so as to raise additional money for the ongoing industrialization of the Soviet Union.
Legran believed that antique furniture, magnificent jewelry, and paintings on religious subjects were of little interest to the Soviet people.
Of these, 250 were seen as being major works, and 50 are now recognised as priceless masterpieces (e.g., Raphael's Madonna Alba and Jan van Eyck's Annunciation).