The undertakers shall at all times after the expiration of six months after the passing of the special Act keep in their principal office of business a copy of the special Act, printed by the printers to her Majesty, or some of them, and shall also within the space of such six months deposit in the office of the clerk of the peace in England or Ireland, and of the sheriff clerk in Scotland, of the county in which the harbour, dock, or pier, or any part thereof, is situate, a copy of such special Act, so printed as aforesaid; and the said clerk of the peace and sheriff clerk shall receive, and they and the undertakers respectively shall keep, the said copies of the special Act, and shall allow all persons interested to inspect the same, and make extracts or copies therefrom, in the like manner, and upon the like terms, and under the like penalty for default, as is provided in the case of certain plans and sections by the M1Parliamentary Documents Deposit Act 1837.