 It is the oldest collection of its kind in Greece, and prior to its transfer to the Old Parliament, was housed in the main building of the National Technical University.The collection contains historical items concerning the period from the capture of Constantinopolis by the Ottomans in 1453 to the Second World War, emphasizing especially the period of the Greek Revolution and the subsequent establishment of the modern Greek state.Among the items displayed are weapons, personal belongings and memorabilia from historical personalities, historical paintings by Greek and foreign artists, manuscripts, as well as a large collection of traditional costumes from the various regions of Greece.