| Description | (1) William Lishman, mining engineer and agent for Rev Charles Gillow of Leighton Hall, Burnopfield, Durham, Rev William Wrennall of Wesham, Lancs, and Rev Thomas Croskell of Pentham, Yorks (2) Samuel Alexander, owner Agreement by (1) to (2) as to the working of mines under copyhold lands situated at Biggin, Durham |