[Memoranda re experiments on the well at Portsmouth Dock Yard, 1816, 1818 and 1823; notes re 'large boring made between 21 Jul 1824 & 7 Feb 1825 to increase and improve the supply of water' in the well 'sunk at the recommendation of Gen'l Bentham when Inspector General of Naval Works between 5 Sept 1798 & 28 Jan 1801'/S Goodrich (et al?). Papers include line drawings, ink sketches, ink and wash drawings and numerous calculations, and 13 pages of notes being 'Description prepared for Lecture on this subject which I delivered to the Society'/S Goodrich; reference pages to drawings made by George Lewis for Mr Franklin Howard. See GOOD C249a] ca.5