By: Mariana Zdara, Snr Conservator, DITSONG: National Museum of Cultural History   Die wêreld se eerste relatief permanente foto is in 1827 deur Joshep Nicephore Niepce (1795-1833), ‘n offisier in die Franse weermag en vloot, ontwikkel.   Portret van Joseph Niepce, ‘n Franse uitvinder

By: Julia Montlha - Curator, Numismatic Collection, DITSONG: National Museum of Cultural History   In numismatics token coins or trade tokens are pieces of metal or plastic, resembling a coin in shape, size, and type but issued privately, usually without government authority. Token coins are