County Of Durham Trading Standards Brass Metric Liquid Measures By W & J Avery (Birmingham) consisting of 2 Litres, 1 Litre, 0.5 Litre, 0.25 Litre, 0.1 Litre, 0.05 Litre, 0.02 Litre, 0.01 Litre, 0.005 Litre, 0.002 Litre and 0.001 Litre; all at 62 degrees Fahrenheit and with numerous stamps including GvR and 1930 with portcullis and each numbered 2523; with makers name engraved around base nad 'County of Durham' stamped to top, in fitted case