Because the bags are not bio-degradable it is a fair bet that some of them pre-date the Republic of Ireland's plastic bags tax, introduced 11 years ago.
Items also declared treasure by Norfolk's assistant deputy coroner David Osborne included an Anglo-Saxon silver pin found in Scoulton, a Middle Bronze Age Gold Bead discovered in Salthouse and a hoard of 59 silver Roman coins that date from the Roman Republic to Tiberius, the second emperor of Rome.
Russia has been dragging its feet on its commitment to withdraw the remaining 8, 000 troops from the tiny Baltic republic, and is unlikely to meet its promised target date of 1 August for the withdrawal of all forces.
The bicentenary celebrations continued with a four-day colloquy of history professors on January 21st at the Castel Sant'Elmo on the Vomero hill above Naples, the date and the venue being those of the proclamation of the Parthenopean republic two centuries before.
Others, like Denmark, the Czech Republic and the UK - where the fear of losing national sovereignty is highest - are still to set a date, perhaps waiting to see if someone else says "No" first.