Ancient Units

Units of ancient Egypt and Rome, whose values are reconstructed from surviving measuring rods, weights and buildings. 4 units are listed.

UnitSymbolQuantityValue in SI
Royal cubitmeh niswtLength≈ 523–525 mm
Roman footpesLength≈ 296 mm
Roman milemille passuumLength≈ 1480 m
Roman poundlibraMass≈ 327 g