Submarine Appliances And Their Uses
Deep Sea Diving, &c., &c.

ACCOUNT OF A SUCCESSFUL DEEP-WATER SALVAGE OPERATION OF FORTY YEARS AGO, 5.5. “ Taran- aki.” was Charlotte, Sound, New Zealand. at high water, a Litered ’»siXatbJX Z s Jt lay, had a rise of 6ft. in the vessel’s length, and went on at this S' h bott°m> where when rt rose suddenly up a steep bank, inclining with a rise of oft vessel (some 190ft.). This bank imt still b 1 3 ft’ ln the Iength of the water of 2Ift/ at highi tide The denth tLn and had °ver k a dePth of gradually towards the shore for öooft This bank^T IrT then shoaIed verï the wreck. The range of tide 7s small nt snrin h • . ? tO the difficulty of raisin& Divers were employe!, and * i“' ,6”- “ »«M« A «to, timber pontoons of the following on bottom; f h 14ft. wide on deck? and 12ft. three watertight bulkheads in were built of kahikatea, Two The four .. !»•? ;■ .nsSjfftffisrSte........................ —a i2tt. 6m. on bottom, and their depth was 8ft. They or KP <7Ch1’ jndi had ValveS in bottom’ and pumps. decks of the pontoons were fo™ed o7 XWnr're’/kPiT' 7 ‘ . —-. measured Sin. by 6in., being placed -ft 'anart ''”d ,lmbers> which by 7in., were placed 4ft. anar X u i P ’ r I h deck beams’ which measured 7in. tudinal stringer placed beneath the deck bearn" urt ier stlffened by a 6m. by 5in. longi- interposed at intervals between it and the keelson ^P°rte(Lby 5’n\by.41n' uPriSht Posts 6m., and that of the bilge nieces Qin by 6in whikt / Scanthn£ of the latter was 8m. by the sides with the deck and bottom were plac’d covering XT* the/unction of 14m. by 6in. respectively. ‘ ng planks measuring 14m. by 8m. and were had They The bottoms, sides and I hey werc moored two on each side over the wi-prV • 1 , over the wreck, lav twenty two hmmc r,f .1 • C( v ’ anc^ across them, and extending two pieces, each ?8ft and ” “L T' “mber as the Each beam was of ing rods were forty-four in number hal/on^-î ' 1'"‘ a£art’ and lx)ltccl together. The lift- iron i|in. diameter, in long- links lew ' ' 1 T 1 ? f Î sun^en vessel ; they were of round was divided into three, the* u^pe^ Äieh”^ Äd°UMe Hnks' The toP "”k by ^in., and pierced with liin. holes <4in in-irr ' tV'" ?mFose? two bars, each 4m. ment of length of lifting rod. As the'vessel rosp th r'V* use^ for adjust- Divers. The top of thf fleetingflink°U‘ ‘he non, and screwed for a length of 2ft. -’Ain with M h >. 1 <!-w^lch was of 2^in. worked by two or sometimes three men with -1 S f inC^' ^.nut on t^1's was ° ver the nut. The nut bore on an iron washer rpsr ' °n^’ ° iIs1Ij iron> an eve fitting <be cross beam. To allow for oscillât o„ oFu e kd Lg °î * b'°Ck' »" < he upper of wr011ght lron, was rou^c°d‘ ™ P-ts ; recess m the lower part, which was of cast iron. fitted in a turned, rounded fleeting the screw, the bottom of each . „ , Counterbalance weights poised the rod when adjusting or g over sheaves m the cross beams betweenthe pontoons' At a strong wrought-iron hook, to take hold of the portholes or side lights ' Û4 ■ nn. iron, thickened where it took hold of the nlntp nf tl ■ 1- genious stop or catch took hold of the lower edge of the northolp C ~1U’ from falling out. This was attached to the hook by two XcÄ Preve“ted hook by the D1VGr after the hook was placed. It was found to act wctl A^’ adjuSted et down for the Divers to stand in, and adjusted from the . „ 1 " CagC WaS I " iftmg the W1-eck alI thc scrcws on oneJ side werc raised ?ft or L If W W1Shed> on the other side taken up -ft., or thc full lift, and then the rém-.i '' Z1?011 those n,’S S1CC t;iken up. In fleeting, four screws were fleetinn- at once onn^ °Ot ? °n alternate ends. s oncc> onc m each pontoon at These rod was I his hook was of : to 2|in. An in- —