The Hellenic Nobel Collection, in other words, over 4,500 exhibits of the Museum Hellenic Nobel Collection, is a Collection comprising rare and unpublished globally prestigious scientific, cultural, educational and historical manuscripts, letters, documents, shares, patents, sketches of inventions, maps, engravings, photographs, confidential state pamphlets, books, offprints, magazines, stamps, anniversary first day covers, posters, objects from A. Nobel’s factories producing explosives, medals, and decorations belonging to A. Nobel, his family and 20 th century Nobel Laureates.