No.1 Minute Book [of R. Stephenson & Co. 1 vol. Contains 'Memorandum for an Agreement of Copartnership between Robert Stephenson of Killingworth near Newcastle, George Stephenson of the same place, Edward Pease of Darlington, and Michael Longridge of Bedlington, for carrying on the business of Engine Builders, Mill Wrights &c at Newcastle upon Tyne ... [as] Robert Stephenson & Co.', 1823 Jun 23; minutes of meetings from 1823 Jun 24 to 1848 Sept 9; memoranda and copy letters, with one or two other items (up to 1853 May) tipped in. The original capital was £4,000 divided into ten shares of £400 each. The Stephensons and Longridge held two shares each, Pease held four]