The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1857-05-13

sSesures On he ~sthod there N use If sbsning sS0nf
hgs. Before prs0eesng " ms sxAnin.sss, W. % su,
Dns Of The proposed ron,e h ths head 81 Fisey sv,
enc oil SAe ndeniAnsue q the seatssastsrnmsss
Esss ,s - Ss., ~ 70 ..a sS rSss
wasr Ssnswns he ns 4 shs great crcss WITH Gradually
Increasing asvtA whsa rsssA As .ils = two hs.Area
ss s Ss Srs..ess ssss is7s SsSs.s sss.ss1 i
repssisS every Sfy ns, sAs 6sysh ssssss 70 SO e.
hena, unH sttksg the ba~ks - tAs uh With but
$50 o. 40 ,ho. ws.sr gradually shocking IN approach
~ ass - vh :, = NE sssd = smu sss
sinksr Mass sch registering apparatus which records
Is unknown the traditions q service and has
q Osur.s %st The most sesvs opposition froa si As
Is D0vehy ehrOsd, having been N use in the
Enghsh service for nearly bali q century al never
knew fail" ssys Admiral HosAam enc Of the LORDS Il
that the most entire confidence placed In la accuracy
IN every department. Of the service orders Tor by
mense ext nded surveys Of the British U
the first publication If Lieut. Berryman,s returns lieut.
Sr,Hv - tnls sounding .pparstns TO be IN
hs modinec " the nation that though the principle
10 correct there we're several local Of error
o'~y 'mpslring liz accuracy. Some Of these nperec
u"ns really exist All thar CLAIMED Is that il by
lar the east imperfect method known for obtaining deep
ssa seonsmgs that, With erera peculiar To Itself, 1t
hv0ds the procigious sources Of unavoidable In
Asury pet metboo Of simple line and BALI thai In its
fscucaI working ON board Of the Arctic
di.tea IT. OWL returns that whenever assuvedy plum
cast OF the head could DO obtained its readings w0ad
reep0nd 10 faihcm And admitting that tue causes
OF error stated by Aaury really existed would then
DE- preferable " the inacouracy Of his system
In the careful expose Of III defects IN the HErip If We'd
sesday the causes seriously nIarng lis accuracy
xed The form Of wei hi in is assumed be ajud
osus II perhaI true that the spherical for Of lead liz
prefer abo Ia the obong prism, the governing
descent are noe readily aeer mined and seug
Ia oadip lima Naih ia
materially DETECTED from the true ae Of descent II tho
ssee is kept plum the iesd-as the power Of
the Arctic enabled her 10 do in every Instance The
question inmaeral, though 80, the preference
O The eloDgnca Term h snted by the fact that its
point OLE r. Tar less roe ~ the than the sphere
thai N the most natural form that presents elf 10
enans sounding lead and has 6cen preferred from the
earliest ages
The objection Is that the revolution of the pro
felcr wheelthe principal feature IN Ma,sy = patent-is
serlo Affected by tho Of appara
~ BY the fricsA the water The existence OF
Thu source Of In any degree entirely
cal Ihis rotary motion caunot he the result Of the
twisted sounchg line, this being oevsted by swlvel
Above the Elan But granting TO esis nj all the
vot,ons tired by perpendicular body descent
through the wafer Ia very s0w-the little wheel making
OF error to very triaing per cepiage The last OBJ
ecion Il that the sounding apparatus does not descend
through The water with suncsnt velocity 10 give resuia
my To its woi kings ana really test liz accuracy. Two
miles An hour * stated be neeaod This, though true
Massey log af, cled by the heave q the and ether
causes is 10, u hs ing appa aus the mo
tons Of whose aehcae wheel would receive regularity
from the wind alone, and will known depths with
perfect accuracy II lower at much slower rate Of de-
scent But even admitting The truth Of his snr Ioaon
would not impair beefn the accuracy these scand
iBgs The the being In every instance
ing and reeng couple OF thousand fsthss Of line be-
ing often completed In little that time. a
These three are the only Questions urged affecting
The accuracy Massys apparatus. The beautiful preci
lion Of the principle which rs inviting
~ admitted by injury In the last edition Of bis sPhyscs
Geography Of sca nor can wo thak that these dctract
h our present data to shake belief In the accuracy
these returns.
escaped In rsecsiSg Naury's ethed for his OWL With
eaer sraoe, quotations neBt be culied from Maury's
sailing din cctions Which would shake tho belief Of
eauous In any returns by Ihe cid method Driilage and
cufTeSt and csunter curreps s work defect
Tho line from The perreAscuIsr reeng on hou,auds Of
Maury admits that the shock Of the lead striking bottom
csInot be conveyed through two three iles Of
THIS with MSsy's patent Is mmaserisl, though most
material ef with me old sy-,en Nhcreye
ssurdings rom different vsraes he compar ed, dis
erepsncs arise of 6y and often hundred per and
rsm the radical defects of the systen Ou exarnning
recent French chart no rinele ing given without
sn arrenaed n-aik of doubt. Que at the few Olcers
wnoee returns published by the Observatory, With
the appearance Of accuracy, doubts whether he oh
aiped The true detdh Lieut. Berry mans work In the Arctic
may be unreliable Thea deep ssundings TO Do
bchev for the greater the tho
" hs,n ~ zen very - h nay oe
straits expe 'ition there returns triumph OF the
cid mehd Why they net made pubIicY specu Of
the bottom depths Of three four miles have been OBJ
taines, Why they kcrs under . eushelS One OF
the strcrrest pross Of the OF reliability Of the
oS system ofsh,aning bottom with simple line and ball
that nctwhs isning the years hiss been known
the Of tai have esssysd ~ that
ye; knew next IN nsthing Of submarine geography.
In these surveys constantly made " the apparatus
II ljeu Srssks for detsching the lcads cory pretty In
vtnon though hardly worthy Of the exaggerated praise
receives nj the hands u Lieut. Naury. IL original rs
every ice cart
Connected with the report Of TIE Arctic many details
~ curious ntereet The 80 called Pluonc tsllies (cr
which indebted not 10 Brcekss apparat stated
by MRury, hut tho OF Ssxtops thermoncter)
have Afforded ground for uuch curious speculation; sut o.
greater interest the mfuscrs from the bottom OF tho
AtIsntlcso fragile crunbe nj the tbush and yet
exquisite all their DE- hcaie formations and webso
prove aud esust that the bel ct tho
is IT, neved bcyeni the reach Of all abrading OF
vsas or currents suaess depths the tels
graphic cable will siuk In he huge dre Of hcccy paree
until becomes lott for all time 10 The sena vital mass tha,
carpets the bed of the ocean. H.