Harwich Harbour. Abstract of the accounts of the receipts and expenditure of the Harwich Harbour Conservancy Board from the time of their incorporation under "the Harwich Harbour Act, 1863," down to and inclusive of the 31st August 1876; also an account of their credits and liabilities (as nearly as the same can be ascertained and estimated) down to the 31st of December 1876; together with the report of the Conservancy Board on their proceedings and on the works executed by them; &c [electronic resource].