Antique John Tams Earthenware Imperial Half Pint Measuring Mug, Victorian possibly Edwardian

Lovely late Victorian, possibly Edwardian imperial half pint measure. Quite a rare one made in Longmont by earthenware manufacturer John Tams between 1874 to 1902. Lead excise weight to the bottom as pictured. 

Price marked at $140 AUD

Measurements: 9cm high, 8.4cm base diameter

Condition: Good antique condition. One stable hairline crack to interior as pictured that does not go all the way through.