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...Rp laboratory corrosion tests of mildsteel with special reference to ship plate by henry s rav don abstract prompted the claim that plates leviathan have shown evi dence in service outstanding superior resistance a series mild steels including some and other was made wet dry continuous immersion methods sea salt solutions varied copper content from trace over per cent no differences rate were obtained indicating marked any compositions used behavior observed those resulting difference test employed dr decreased as surface film built up but always much higher than for simple results not confirmed way whatsoever claims unusual contents page i introduction ii materials iii cleaning specimens iv discussion v summary statement has frequently been steel construction hull superiority its water several years ago comparative original attachments added at time transport duty world war reported waterhouse appearance german which english manufacture noted when after five g b waterhous iron trade r...