New-York tribune., 1876-07-29

Phyaue Tome XIII because there is every reason Ia
!. apprrend that Dr. Tynall has derived his kn4Wiedse
of Hum bods scienuic spccuatious this subject at
second hand from the melger outline oI mem s%moi' %
uar lecture delivered Some thirty years ago III ] bcr
nhuer tHo ui'c OF MIA'u.-vu a', .,t.t, they orc
eumciated with full details - vcl ~ wth syf'en3t
discussion the aerial noccuehce which is a.nea -
be the explanation Of the phenomena IN 9Ic',lI ~ T.
very certain that what Dove onits Dr. Ilnda onlln'
mSt'IrS, ai'i otN IuuuSni uuSi in,i ,,'s atiors
Dr. Tynda slips into the same deviation rom Oftuos-
!, ioms no part Of the writer's purpose IN this com,
uuniraiiun cIiticc the scientific hypothesis adopted
Which Poi iInry in tie iud lucut Of many lt.hc
mHI5. has converted into rt'aua! theory lp the eI
pauajon VI tie normal and abnormal facts 9i souhl.
i Questions Of science property rcleeat'd 70 ihe
artrpmcnt of HtiIc experts But questions aHcttHs
IN, trufh Of history, ~ whoeVcr G'na'tmrn oi Ii'.n
common laI u jne professional mind Moreover; II - in
matter interest TO less To- the general reader man 70
popular d. Tyudil, the pubic should h' Irot,' yea
! nom the erroneous judgments watch nave orSn I'M in
posed Oh his uU iyrstau iiu- u thls matter 10y p'S
/ ilr aIc,rafiuus VI Iyuirl's summary" in j!Nit-
position with the exact text ~ p"r,am and hE cl.ihE
the date OF uys paper and Of Humboldt ic',ar'N'
/ have Sought 90 enable tld rcJdy. without hu't %,
coua.cut of muc 10 appreciate for biutcI me nl ~
/ the historical questions "Mch lhr h''ul H q, ,"Ta ,
hs raised iu the premises When hr AYERS thdi l.c al
tac cauS u,c affect tIr intensity Of sound aud dt
from 70s 1878 te science Of tue world nndsr tHi'
Te.sSrehss Ts' of tie london trinity Iioas,
SUBSIDIARY tories.
ought not perhaps, to close TIM, communication
without referring 10 or two subsidiary matters "Hth
~ cdptaHcd the last edition of Dr. iyudi, Sound
have already lcd discussion lu tr public press 81"
the United Statcs. We have sc.u that In his 7'n-
mary d. T. holds the following language: The
unc)
Jointly with tho Elder Brethren of The Trinity House AID
c'naasf an nqur, d,gu,d to in onank h'eiuiig't'd
In hs preface 10 sound" referring 20 tuc Report Oh
the Uuicd state. Lighthouse Eo'Td 'or 1874 w't" "'
2 I'D 10 r.l.frt ..t,fB Br rtT on D. 4
re- arches down to tit date, bf. i1uon "tt7 "s i.
/ -. lri,. ri,.i,.....,.r-,.rel
vas va, q''gg gN @N ''' '1 .. i BON .,.-.i in -
now I'l i,' hi' D., D.. ,., rpt vlt,l.t ind at.a
co. rny o..'da,L o. ,. ....t ,I,.t ,lc 'gi,or- ..con
- IT ns ~, l,' ti ,.,i b,ru Without influence
spoken about "c"u!'th- .n lnlui! ",.l-n." 80 M' M
,,., M ..,., 4ui, ,, ,.,r in apparent com
uadc, ."n ;9r g,.A % To- I.' i. l'.s is ' lad ari
/ N'' ~ ~, ,i IA boz, o, l.a.set.' gi iuu.ry
in, t, ,,.r, ici srrct the intensity Of sound, @
/ Ml7 ". ''"- ~ "I,,-ary art" that
! generosity ,"' III ~ srorJ b,vc lad their
/ lGr i..".s ~ i,..,.I tr fr,ri IN The a,orcsalI
/ uPt.'l'' a.. T,,.I.u h,. ,u,..uu.ufv r,uIJupd
,. in,1c, o ilchry'. iabo.s
@ ',,, .M M ,,.i.,' an. iDrru-.ty oi sound, uc meant
only TO .ay tm. ID, ''n.".'. i ~ '"I . ,' , n
~ ne 'ir u.s. '-, .' m ~ r r. or t Iru,', lI.H.r
It, ,,, ti.,.. 49,. ,., l.l. .pgsri a., uu, 90
/ ','',r ,,,.... .u. ono .u tl.. DR. IlH...,t."
"l .., t '. .'. .',,.,,.,...t and clrrr-IIly con
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/ i''H " 80 ,,''" '''
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/ ptta0"h '' ''' E'''- ' ~ ''"'"' 90
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~ IA. i..r. ..- 10. dom. ,,frI. ur. .. Nn.k .i -r.r
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however $500 .'.'-'t Ii determined ' ID. '.i '- ..'
i4.,Htao. zoe. . 20 'r't i'' ,r '' '. ''. ,.
l F.. a D.