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Show SUDMAniNEDOATS rH, tit..Uit bv IUIIo.ni So.,1., Ulrrrtlr Aho Tbtni. Ueuld tho submarine boat take the Plus In naval warfare that soma nv "eti expect, one of the chief preeau-tloti preeau-tloti taken by the world's navlct will be to immense Increase In thn num. ber of balloons, with duly trained 'til to work them, carried by war vts The balloons carried by thet batttshlps aro of exactly the tamo mitrrlal nnd pattern ns those In use in tke army, only smaller They have um far In advance of nny more long-dtttuco long-dtttuco observational purpose, fur, thosh tho wako of a submarine boat tunk deeply In the water can only be traced with difficulty from such nn ele-vnllen ele-vnllen as that afforded by n ship, both Mich nnka and tho boat Itself can be mho with nbiolute and undevlatlng clearness from a enptho balloon. This la tho reault of n scientific nnd optical law, nnd when ship balloons wero flrat put to the practical teat In regard to thla matter, tbe reaulta attained wero of. the most surprising kind. Even 'whero the watet la distinctly cloudy, object! of n much smaller kind than a submarine boat, nnd painted of neutral neu-tral color, could bo seen from a balloon with the utmost clearness at a depth of nro fathoms, or thirty feet, though tbo surface was rough. No submarlno boat could In the daytime gst within ttrlkltg dlttnnco of a threatened ablp I that a'ad n balloon without being observed. |