9 March 1831 (1) Charles William Vane, Marquis of Londonderry (2) Jonathan, William, Edward, James and John Backhouse of Sunderland, bankers and co partners Counterpart apportionment and demise, for a term of 21 years from (1) to (2) of a pit called the D or Whitefield Pit in Penshaw together with way-leaves to the river Wear and Seaham Harbour staithes through the parishes of Penshaw, Seaham and Dalton-le-Dale Consideration: 2s.6d. per ton of coals (parchment, 7 membranes) Attached: 1 March 1831 (1) Jonathan Backhouse of Darlington, banker (2) William, Edward, James and John Backhouse of Sunderland, bankers Copy letters of attorney made 29 June 1830 from (1) to (2) for all estates and property whilst (1) resides for a time in foreign parts – From:, Family