E130 Imperial Austrian Lorenz or Wanzl socket bayonet. 
Scarce Imperial Austrian Lorenz or Wanzl socket bayonet for the 13.9mm Model 1854 Lorenz rifled percussion musket, and the Wanzl breechloading conversion Model 1867. Helical socket with locking ring, quadrilateral 19” blade. Inspection marks to elbow and numbered 107. Cleaned overall but clear, old pitting remains to left hand side, right hand side is fine.