Armaments Design,Fort Halstead There is reference to markings that would indicate a bad barrel but that isn't it. Would it be the year it was produced? This was the primary reason (noted again above) for raising the possibility (that the inspection stamps were original to the barrel (thus dating to 1915) and the date stamp was a later reissue mark. S.A. Small arms or semi-automatic MF Footscray, Vic. Large grain By Association L40A1 12.7mm Ranging Gun, used with Wombat anti-tank weapon. MEC Maribyrnong, Vic. C.I.S.A. MF (S.A.A.) L91 9mm Submachine Gun? Beeswax WW1 British army issue . C No.7 Mk I .22 trainer L.S.A. still has a few gaps. R.T. If you only have ONE book about your Lee-Enfield, it should be one of these three. Footscray No.