HAVANA (REUTERS).- A Swiss art collector has donated nine works by artists ranging from Pablo Picasso to Camille Pissarro to Cuba’s National Museum of Fine Arts in Havana, Cuban media reported on Tuesday. Gilbert Brownstone plans to donate a total of 120 works of art to Cuba and has dedicated the donation to five Cuban agents imprisoned in the United States for their role in the 1996 shooting down of two planes piloted by anti-Castro Cuban exiles, Communist Party newspaper Granma said. Cuban officials awarded him the Medal of Friendship on Monday. “Thanks to Gilbert, we are acquiring essential names of the vanguard that were not included in our patrimony,” Culture Minister Abel Prieto said. The nine works are by artists including Picasso, Pissarro, Andy Warhol, Marcel Duchamp, Joan Miro, Roy Lichtenstein and Andre Masson, Granma said. Brownstone, a gallery owner and former curator of the Museum of Modern Art in Paris, has donated through the Brownstone Foundation art works to ot