| Description | Sundry engine materials (as specified) shipped aboard the Recovery (Thomas Herbert, master) on 5 Sep. 1785, for the account of the proprietors of the New River Head Water Works, London. £197 15s. 11d. (Docketed, "John Wilkinson’s receipt.") Receipt. John Wilkinson to Matthew Boulton. 9 Jan. 1786. [367/16] Payment for sundry goods delivered by order of Boulton & Watt to the proprietors of the New River Head Water Works, near London. £197 15s. 11d. 9 Jul 1787
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