There's an online petition to stop the auction of one of the few five-shilling notes issued by the Limerick Soviet in 1919...
Update from the Limerick Council of Trade Unions (12.12.12): "The Limerick Soviet 5/shilling note is now back where it belongs in its rightful home at the Mechanics' Institute Limerick.
Long Live the Limerick Soviet!"
Short documentary on the Limerick Soviet here.