Officer's Grenadier Cap, Durham Militia, 1759-1761. Brown fur with an embroidered 'plate' on the front, made of silver wire with other coloured threads and the letters 'DM' and the crest of the Earl of Darlington, Colonel of the Regiment. On the back of the cap is a green velvet bag with a silver net and tassel. It belonged to Crosier Surtees of Redworth Hall near Newton Aycliffe. Born in 1739, he joined the Durham Militia when it was formed in 1759 and retired in 1761.