The Dagger Period (2400-1800BC) marked the beginning of the end of the Stone Age. During the Neolithic period flintworkers achieved very high technical standards and made pressure-flaked daggers like this ‘fishtail dagger’from Hindsgavl. It was discovered around 1876 on the island of Fænø in Denmark The dagger type is named for its fishtail-formed hilt.
It appears on the Danish 100-krone banknote:
National Museum of Denmark has a large selection of pressure-flaked flint daggers from the Neolithic Period.