WW2 British 37 Pattern Battledress Trousers 1940

A very good pair of early 1940 battle dress trousers with Anti Gas treatment markings dated 1940.All nap of cloth good with typical service wear to high points and seam edges . To the typical KD cotton waist band is the AV proofing stamp showing they were prepared and impregnated with the anti gas /anti vesicant treatment .