His first achievement was the rallying of Cornwall to the royal cause, his next to carry the war from that county into Devonshire.
For the future avoidance of any such scenes a cunning workman of Cornwall offered to make a table which should seat 1600 knights and more, and at which all should be equal.
On the death of Henry, prince of Wales, whose heir was his brother Charles, duke of York - the dukedom of Cornwall would pass to him as the first-begotten son of the king of England then alive, the principality of Wales alone becoming merged in the Crown.
Later, when this plan had fallen through, he was endowed with castles, revenues and lands on both sides of the channel; the vacant earldom of Cornwall was reserved for him (1175); he was betrothed to Isabella the heiress of the earldom of Gloucester (1176); and he was granted the lordship of Ireland with the homage of the Anglo-Irish baronage (1177).
HENRY OF ALMAIN (1235-1271), so called from his father's German connexions, was the son of Richard, earl of Cornwall and king of the Romans.
From its rugged silvery bark and dark-green foliage, it is a handsome tree, quite hardy in Cornwall and Devonshire, where it has grown to a large size.
In the lead-mining districts of Derbyshire and the north of England the ore occurs as veins and flats in the Carboniferous Limestone series, whilst in Cornwall the veins traverse clay-slates.
Among institutions there are a specially fine public library, museums of geology and natural history and antiquities, mining and science schools, the West Cornwall Infirmary and a meteorological station.
Slate is worked in Cornwall and Devon, and also in Lancashire and Cumberland, where, in the Lake District, there are several large quarries.
Under the Norman earls of Cornwall this was rebuilt, embattled and furnished with munitions of war.