Letters

The measure of metric

Sir, – To make it useful, the standard length of a metric ruler is 30cm – one foot (October 10th). – Yours, etc,

Mon Oct 17 2011 - 01:00

Sir, – To make it useful, the standard length of a metric ruler is 30cm – one foot (October 10th). – Yours, etc,

Dr JOHN DOHERTY,

Cnoc an Stollaire,

Gaoth Dobhair, Co Donegal.