Show PLANS TO beata BOATS 1 garma GERMAN SUBMARINE OPERA HAMPERED BY DARING daring RAID BY BRITISH sinking of old doat boat may block harbor and cause removal of hun submarine base greatest mine field in world sown london german submarine opera eions from the harbor of ostend bel glum have been seriously hampered for a time if not rendered impossible by a during daring raid made iasi last week up upon on the narber by the alie british an cl caal fil statement issued saturday bythe british admiralty says the ch channel annel leading out of the inner harbor I 1 lias as been completely blocked by the hulk I 1 of the old cruiser vindictive which was maneuvered into position under heavy lire fire and then sunk by dombs it 1 Is pointed out that the ilie obstruction in ill the channel at ostend will tend to eventually close the harbor through the action achon of the tides and the rapid silting up T ostend and zeebrugge Zee brugge are removed ns lis ports from which the german U boats may be operated the germans apparently will be compelled to withdraw their submersibles to their home ports in this connection it Is ia interesting to note that a week ago if it was announced that the greatest mine field known to naval operation had been planted in the north sea to comb atthe submarines it was officially stated that the area of this mine field would be square miles and that it would be completed by may 15 some months ago admiral jellicoe of the british navy announced that the submarine menace would be met by august 1 and it Is possible that he had the blocking of the harbors barbers of zeebrugge Zee brugge and in the laying of an immense mine field in mind when lie lid made ills his statement |