THE CALL Sunday SAN EditionFRANCISCO, SUNDAY, APRIL 24, 1898. THE LATEST NAVALWONDERS FOR DESTROYING BATTLE-SHIPS

from the coast, the water must be com- mistake on the part of the officer In INVENTOR HOLLANDS PROPOSED NEW SEMI-SUBMERGED TORPEDO BOAT. paratively smooth and clear, the tor- command may spoil everything and This new mari r be protected by being pedo must be discharged with absolute doom all on board to a terrible death. will sunk four feet under the surface of the water. The small exposed portion will he surrounded with accuracy. slightest [mentor Elolland declares that such a vessel will practically The breakdown in be irresistible and invulnerable because she will combine all the delicate machinery, the slightest i Continued on Page Twor.ty-alx: boat and a torpedo l-<.at destroyer, arid can also be used as a destroyer of torpedo boat destroyers. INVENTOR HOLLAND'S TWO NEW SEA FIGHTING MONSTERS, THE SUBMARINE TORPEDO BOAT AND THE SEMI-SUBMARINE TORPEDO BOAT. • HOLLAND has just Iboal will bo pimply rlddied and sawed Such a boat as this combines all the miles under the water, to riso and sink :into pieces bj rapid-fire ammunition. qualities ith another ma- of a torpedo-boat and a tor- at the will of her operators, and to dis- \u25a0 a Further, ;isubmerged armored torpedo- pedo-boat destroyer, and can also so her be charge a torpedo at a target. She pre- submerged torped boal will be able to get near as .id( stroyer of torpedo-boal de- target that by greatly reducing the stroyers. this, sents no target at which an e»emys 6 up Not only but it can puns sho is INVENTOR and many \u25a0 ::.-'. Bsly quick-firing can aim: prac- she will eliminate move fi right up within tically Invulnerable, in an interchange ;^ ranges \u25a0\u25a0 and naval y vantages of the present 1"! torpedo range of line of batt le-shipj, science [uip- required '\u25a0\u25a0:\u25a0 Whitehead torpedo. can only has not yet devised a means of defense the which train their rapid-fire against and make-up is, therefore, Again, >• giving ;i well-dtecip- guns upon the craft, her attacks. So that if any rr.r-nt Little and the pro- Spanish vessels come range what difi" lined crew a chance to do something, jectiles fromsuch guns will strikeharm- within her ! for their quarters will be infinitely more lessly upon the heavily She may, under favorable circum- This i I >s not armored super- stances, revenge the loss of comfortable than those they at pres- structure, if they could hit so the Maine. wholly disappear vi occupy torpedo-boat. They target small The Holland boat was tried at Perth eni in the a as the vessel exposes when in J., month, the water, but is only semi-s will have a feeling of Bafety which action. Amboy, N. last and sub- Just enough for what is consid they do not now enjoy, and they will jected to four severe tests. While run- Bafety in a sea :\ght. . know that they will land their tor- ning full speed she was submerged by fierce simply filling tanks, reappearing \u25a0 ci ough to news ' her In both I . Mr. Holland's idea lose blow up the shi?». which come? from New gradually traveling ".y after some distance \u25a0 uch may compared York a craft be with of the successful trials In capa- ction •\u25a0• under water. addition to her to g \u25a0 striking :•\u25a0•: automobile torpedo, one of suf- made by the Holland city work, distance of an ; size carry a crew and yet submarine for submarine the Holland \u25a0 to boat good y's ship. In tii submarine boat possessing only similar has set men considering can make a tight on the surfajc . not automatic Beriously !She can lire an aerial torpedo tms : making i controlling position, but THE the possibility of u;-inp contain- an for the this terrible weapon of ing 100 pounds of guivotton for a dis- attack from beneath the water, v. ng them supplemented by direct offense in the of Also i.s safe, under direct war which now seems tance a mile. she is supplied rh^ becau In- 1 hanical ones the con- inevitable. with three 18-inch Whitehead torpe- semi-submerged t . edo-boat part j trol of the brain of man. Naval experts of course are divided does, a under of a practically . fired from tube water. the vessel is protected by being sunk "Such boat will be ir- on the question, they always are when- Further, there is a submarine gun at resistible and invulnerable; will even ever any new stern, designed to fire projectile four feet under the water. The small ordnance, instrument of destruc- the a resist the attack of heavy tion is five hundred yards through the water. exposed portion is surrounded with ar- and is a type that it will impossible introduced. The more conserva- be tive When on the surface she is propelled mor at least as heavy as that on the : t«i avoid." shake their heads gravely and many by gasoline engines, when below elec- armored cruisers of the present day. Inventor Holland proposes to build dwell on. the limitations which storage batteries do Hor- of these law imposes tric the work. President TV. H. Jacques of the Hol- all-around fighting sub- natural on submarine nav- izontal rudders regulate the depth to land Torpedo-boat Company describes marine machines as follows: A vessel igation; the younger and more enthu- I which the boat is sunk, but to be kept 220 feet long, 24 feet wide and draw* siastic under water she must be the new semi-submerged torpedo-boat U members of the profession make constantly feet of water. Its displace- light of ! moving. The boat is 55 feet long by 11 as follows: ment will be 1000 tons; these difficulties and claim that the engines we a feet in diameter, and it is claimed that "We all know how difficult it Is to will have 10.000 or 12,000 horsepower have here weapon which, in dead- fifty develop lyeffect, will she can run for miles without adequately protect a ship with armor and a speed of twenty-five outrival even the torpedo. coming to the surface for breath. even by a most careful distributii knots. The armored superstructure to And we know from sad experience what So far, the Holland boat promises weights. The semi-submerj t the smokestacks and oompan- terrible destruction can wrought well; but the question presents type onway be by main is. Will the a in which you can ar- is to be between 30 and 40 feet even one torpedo or submarine conditions favorable for the of a mor BUch parts as are necessary. long and 10 feet wide in the middle, mine. use being the As a matter of fact, we are all submarine vessel ever occur in real armor, because you made half round The arm- in the action? have : to a minimum parts Ist of large dark as yet as to what may or may not the guns four rapid- That is the whole point. The world, expo:-- ing fire of 10 or 12 pound be accomplished by a submarine tor- , submarine revolving caliber in or at least that portion of it which is qualii lof a boat turrets. The armor pedo boat. We know little enough looking anxiously this, you ••is heavy will be about forward to the that will do as well know- as the vessd can carry, but the behavior in real warfare of IAmerieo-Spanish conflict means \u25a0 •• 12 vessels as^a of there is in exist- not less than inches. When light maneuver on surface, solving many unsolved problems ence to-day that will meet the superstructure which the and itI in these condi- will be only 15 remains to be seen what those naval construction, watches with in- tions. inches above water in the middle; moving I first real such a craft you action it will in in depths will achieve. All we terest for the trial of the boat. "In can get close be covered by 4 feet of the know, A merely peace up your ship and water, and the guns so far, trial under conditions to fire the torpedo willbe but 5 feet is that the Holland boat has not count. The enemy must at SUBMARINE BOAT HOLLAND AS SHE APPEARS ON THE into her, while an ordinary torpedo- abeve the water line. does be NEW SURFACE OF THE WATER. proved herseif able to travel for several | anchor and at not too great a distance Sketched from a Photograph.

THE SUBMARINE TORPEDO-BOAT BEGINNING THE DIVE. A LITTLE DEEPER. ALL UNDER WATER; ONLY THE TIPS OP THE FUGS SHOWING. COMING UP AFTER THE DIVE.