Show PARTIALLY SUCCESSFUL Japanese Blocked Port Arthur to Some Extent Nagasaki March Japanese steamer Maru which ar arrived rived at on Monday with sev invalids including six nava l engineers who were employed on hoard the vessels which were sunk at Por t Arthur brings confirmation of the re report port of the attempt to obstruct the en entrance trance to that harbor was partially successful It is reported that the hulks of the Maru and th c Maru now block part of tho channel The explosions on board o f these steamers were caused by electric Wires operated froni the torpedo bou t destroyers which afterwards saved th e crews |