| Show most lasting wood practically all 0 of the lock gates ot 0 the bridgewater canal are made ot of por for the last SO 50 years all the dock sates gates in the mersey harbor at liverpool have been made of 0 this wood and when it has been found necessary to remove any 0 of these gates to widen or deepen the channel the wood has been found to be as aa good as ahen it was fairet used in the canada dock auck wood put down in 1856 wa was 9 zain gain used in the co cf kruc ruction tion 0 of now alter after SS 38 |