Half-gallon standard, 1893.

Edward Weston, English-born inventor, early 20th century.

Standard cubic inch measure, 1889.

Standard cubic inch measure, 1889.

Standards of the Realm, 1495-1601.

Bronze Exchequer Standard Winchester Bushel measure, 1601.

Bras standard half bushel volume measure, United States, 1840-1842.

Bronze Exchequer standard gallon measure, c 1495, and litre measure.

Ancient Egyptian capacity measure, 1412-1376 BC.

Ancient Egyptian capacity measure, 1412-1376 BC.

Ancient Egyptian capacity measure, 1412-1376 BC.

Ancient Egyptian capacity measure, 1412-1376 BC.