U DPI/1 Pilotage Day Books

U DPI/2 Pilotage Day Books - inward

U DPI/3 Pilotage Day Books - outward

U DPI/4 Pilotage Day Books - Goole

U DPI/5 Pilotage Day Books - Grimsby

U DPI/6 Pilotage Day Books - Immingham

U DPI/7 Pilotage Cash Books (Humber Conservancy Board)

U DPI/8 Cash Books (Steam Cutter Company Ltd)

U DPI/9 Cash Books - Grimsby

U DPI/10 Cash Books - Immingham

U DPI/11 Collection Books

U DPI/12 Docking Order Fees

U DPI/13 Pilotage Dues

U DPI/14 Journals

U DPI/15 Ledgers

U DPI/16 Minutes (Humber Conservancy Board)

U DPI/17 Victualling Committee Cash Books