New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1885-10-03
ADDITIONS TO THE NAVY.
SUGGESTIONS AS TO NEW VESSELS
REPORT FROM THE SPECIAL COMMISSION APPOINTED
BY SECRETARY WHITNEY.


Congress March g. 1885, was made public to-day Inc
recomme ndatiOns are rs follows:
For the two cruiser Of than 5000. nor more
than 5000 displacement costing, exclusive or ar
mameut, more than Sl,lOOOOO, We recommend one
twin protected steam cruiser on the follOWnS
feet beam, extreme. 40 feet mean load draught OF
water 10 feet; free board, main deck at SIDE ABOVE lOau
The speed over tho measured mile, under conditions
similar those prescribed in the Departments general
order No. 3ll should be eighteen knots per hour.
The main battery should consist OF TWO S-lhch anu
nch guns should be mounted central pivot carriages
adships at the eXremities OF the central supersrnc-
about my feet from the stem and stern. teSpeci
lively gun carriage to support segme nta shield
two inches thick ana each gun Is to be incosed ny
ght structure whose supports when ready Tor action,
h h ,l "c guUs shonid he mounted within the
superstructure central pivot carriages supporting
,jc f The s,,nerstrnctlre with train OF nine
the OF keel and the usual train on tho broadsde Inc
brOadslde guns should he mounted IN snshti{
projecting Sponsors The secondary battery should
consist OF four 81 mmeres rapid firing llochEss can
non. II millimetre5 revolving HOchklss, QUO 81
mimetres low power Hoehkiss and two short Cat
lmg. The guns should be mounted the upper deck
protection by armor other thin lght sed on
the gun. There should be complete outht i0r the
whitehead torpedo suitable for six aDOvc-wt tor launch
ing tubes Two hundred and sixty tons shoun D5 re-
served for the weight OF ordnance shields ahmhlto'
ordnance stores ANA httlngS complete; 80. .,..,..
The null should DO unsheathed and punt throuShOut
OF mid steel OF the quarry rellret Ny III" ~ s'iUa
have q double boom with fiat main keel and deep Dlge
kcc5 extending far rs practicable Tore ana art a
watertight protective steel deck should eNchu hrOSn
the longth Of the snip, covering the engines anu Doll
ram bow The Nat part amdships should be L inches
and the parts tio sides sioPng to four feet below
losd water Inc 2l2 inches thick About four teet
above the horizontal part OF thiS deea 'Ge[G SsG c
Tho sp,ce bet yeen these two decks should he carefully
subhVdcd into watsTtight compartments, 10 De useu
for the stowage OF coal ana other stores. All zine and
boiler matches and magazine trunks should be sur
rounded by cOicrdam'. Within this space an arnorcu
coming tower should be situated just forward OF the
foremost aud spacious chart house should be provided
the upper deck.
In order to attain the desired results in these vessels
the most careful attention must he paid TO the proper
distribution OF the material and flstenngs IN the nun
5 to economic weight, which VIII DO lar~ely az
sorbrd In the numerous fittings The capacity OF the
coal bunkcrs should not be less than $50 tons ana pro
visions should be carried 300 men lOr ninety ays
and other stores for tho usual periods, though sJcty
limited the actual needs OF the service The rig should
be that Ola brig without heiu noom+ anu P'o'iu'5 III
area 0f pain sail of about 10000 square iert.
The engines and boilers should BE- designed with special
reference 20 obtaining tc maximum alvAta.S run ,.c
forced draught which should enaOle tnn 10 Ge
velop collective indicated horse power OF 5000 unter
trial conditions for four consecutive hour usns tn9
best quality ot sembitumnou' coal specially selected
for the Irpo.e Tho engines FOR actuatug each ~ the
twin screws should be ofthc drcct-acting, horizontal TWO
cylinder. courouud type each with an ITS apputten-
anrcs cont l.cd in separate wAter-sht compartment
There should be four doubeended and two snEe-ehdeI
cylindrical boilers about fourteen feet IN diameter
aud about l. feet 10 inches and feet 10 inches IN
length respectively arranged lOnNtullndiy- III Two
scuIratc watcr.tight compartments, with four fire
roon- They should provide aggregate ELECTIVE CRATE
OF not less than $50 square rect ana uehng
surface OF 10000 square feet and be designed to
carry q working pressure ot 10 puuudspcr square inch
II II conveniently arranged. small 'uNey D0ct
81 about thirty square feet oI crate surface should De
provided OF III clcnt capacity to supply steam To one
OF the large pumps AMI other auxiliary mhGhhtiy'
Tue ample mean, should be provided Tor the sup,
ply Of air 10 the mo rooms hoth nnder na i.
and forced dught TnrGashont the macnIns TSS
and boilers In ali their details the most improved ana
mo tern methods ant materials should DE employed
in tho de,ig and demanded lu the construction I've
t"tu ""lsHi o. inc -stn ,n,'rl .,' ~, j, M
nauccs, including water In boilers anu condenser al"
ntt.n-1 s2,' p''' machinery anu ''o''' 'N'u'' '''
The second veso OF this size should be precisely SINH
lar and subl"ct hc conditions In all respects rs
si't of fgiy IrI ,lf. nIonntri on The opcu deck on
srf f.l f,lyu H lrfI
trl n inn how and tern and r-p. that I'M. vessel
should have light poop and forecast" and bark rg
spreading about l2,uOb square lrct OF pam -tl..
Tor the heavily nrmcd 9uu-holt OF about 1000 ton,
dsrlaccmrpt. co,iing. evciu..v, OF armament. NOT
moro than 5j2o.ooo-wc recommend me
a A. Eel twin screw vessel Leaatn between pcrrcnIcu-
mean load drlf OF water II feet load dl,pacemetl7"O
tonsi frrenoar about q Icet ~ mt"4s. me ,i'''u
prescribed Doe the D"Partmcuts general or"rr No, 81
should bee lG knots per hour The main battery Su'u'
fgo tnc'rt t1ick. F5nr guns Should Uo mounted ON
luI each side On" break of the poop The guns
ON the main deck should be- iu slightly projecting ,pou
sons. Tue secondary battery snoaId consist Of Two
- mi.Imetrr- aud two y Wl.meifr', hi-h
ian. two - mulmetrc, revolver liorchAi,s
one Ho'chkss boat~un aud QUO short eating gun
r.oru .boud be- complete "uiit OF whitehead toIpc-
suitable Tor -iN above water launching tubes ono
hundred and thirty tons should be- reserved Inr lhe
weight o. ordnance, Shields "nhuhdoh' ordnance
stores and fittings complete. 90,
the quality required by Ia" II should nave nat mann
deep bsr A-es exc ndiug dt least tt 'hc
deck OF platn, weighing not moro than !lcru p'urt.
per square foot should extend throughout the lcnSth o
the ship hriue the i-ht O! lhc wateriiuo aud'hps
and about three feet below DO dt the sides. The water
tight subdivision, OF the vessel should bee the mot MI
with enieut sOwaLe, and CoH"rlas
should be nttcd as an additional safeguard To all o-
CINE und boiler haichrs and mls"'ln' trunks, ..t,
The rig should be that Of "a thi'e-ma-trd t'rctopsN
son"Uner bl'E ILL., Go1 hua b s'igy shaped
| and he
be steering apparatus entirely OchcAlu tH9
be sufficient 100 tons OF coal and provisions
be carried FOR 100 for ninety days and other
should be- strictly limited to the requirement, OF
the service
The engines and boilers should be designed with
special reference 10 obtaining the maximum advantage
from the OF forced driuEht, which should enable
them TO develop collective indicated horse power OF
not less than $500 under ulu CONDITIONS LOT
four consecutive hours, using tho post ,Pua'lty
Of -cWi-bumluous coal, specially selected. The en-
zines Tor actuatng each OF the twin screws Shou DC q"
the direct acting, horizontal, two-cyhudcr compound
ccg,ii,t,iurd I'm "A srn,r1tc wItrrtsht commandment
There should be four cylindrical boilers about nne feet
Ing an aggregate effective crate surface Of go square
feet They should be arranged on-itudnalIy IN pairs,
back back, each pair In watertght compartment;
the athwartship buikhead, separating tho
two compartments TO diyHo tho Hp'' RS
total weight OF the steam machinery AID al us appur,
tcuauce Including water IL boilers ana coudrhstrS, AL
httiZs tools. spare machinery ana stores shond not
exceed 3jG tons.
For the light gunsoat OF about 500 tons displacement
costing exclusive Of armament, not more IMAM - oouO
We recommend the construction OF single screw com
pose gun vessel OF which the principal features should
conform 10 the following conditions; Ithgt on wafer
ue from forward side OF stem To the after side ot stern
post 100 feet brcalth OF D'ahl extreme 81 L'rt
mean load drdught OF water, extreme IL Icc inches
displacement AT load draught $40 tons iIe'poatl;
about feet 3 inches. Tine speed over the measured
mile. on trial, under conditions similar To those pre-
.cribrd In the Departments general ordor No 5l1,
should be IL knots an hour.
The main battery should consist of four Gnch 6reech-
LOADING, rlcd guns mounted on central pNOJ
carriages in sponsors, and ON platforms slightly
raised above the main deck each gun screw TO be pro-
tccted by light shield attached to the carriage The
secondary battery should consist OF two hiBhpOwer
single shot mhmctrcs chkissrapid-nrng
cannon two thrty-sc mmctreS revolver Iotchkiss
cannon HOtclkiss boat gun and one short Gatlng
gun. Seventy tons should he reserved Tor tho weight 81
ordnance shields, ammunition, ordnance stores ana all
fittings.
The hull should be OF composite construction, framed
thrnnghnnL with mild stool u tho aMaY reqnrrd by