1950 Stephens Grochen, these coins were minted by the Austrian mint for sale in St Stephens Cathedral to raise money to complete building work, there were 24 versions, 10 in Aluminum, in which this one, 9 with shields of differant regeons of Austria and 1 without, there were also struck in silver with the same 10 varieties 1 in gold, the 22nd Salzburger Festspiel type the 23rd in 1971, no shield and in silver and the 24th a proof minted in 1977 containing the arms of vienna, so perhaps even more types of this interesting token