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To William Errington Esq at Sandhoe requesting that he discharge John Ursop, one of his colliery workers who is already bound to William Brown, 5 Jan 1765.

Plan of Mineral Ground in Hilton and Murton (Westmorland)

Minute Book containing minutes of the Court of Assistants of the Governer and Company.

1706-05-21 — 1711-09-18

To John Blackett Esq at Wylam re flooding at the Engine Pit at Heworth and wayleave agreements.

Proposals for a lease of Brunton Colliery

Report on Pittference Colliery including old workings and the present state

1777-08-01 — 1777-08-30

Newbiggin coal bouls and Ravensworth waggons

Plan and section of the workings in the Middlecleugh North Vein (Alston Moor)

1794-01-01 — 1825-12-31

From Leonard Hartley, Middleton Tyas, re progress with the engine, prospecting for lead in Swaledale and the necessity for an engine there and the need for a blacksmith.

Borings at Heddon

Plan showing the location of the estates of the Governor and Company on Alston Moor, including Nenthead and Garrigill

1828-01-01 — 1828-12-31

Estimate of coal at Plessey Pit