, 1879-05-10


A striking analogy between animal aud plant
lie has brca discovered By II. Van der llarrt.
Of utretcht. When the common gnrdcn-bcau
begins to sprDut. 1t Is found to contain n fer
mcnt very causely resembling pcnsin, which
cnit bc extrncied br means OF Elycertnc. This
terfnent las thc Eowcr oi chanEil'E aibumlnons
into rcptonic sulsta.1:es,h and starch into glucose.
IT. Is found exclusively In the cotylcdons. IN
the cate Of csli4.At!ng plants, ali tie steps of
digestion seem to take place III tic Same ian-
ner ns In animals.
Oak, says Der TtthniItT, may be 10 dyed ns
TO resemble ebony. Soak II for tottY-ciglt
houF1 tn hot saturated solution Of alum, aul
penehy wood md eleven lasts watrr. THIS
drcoction Gsould he first filtered mud SLOWLY
boiled down TO onc.half rs volume. when ten II
fifteen drops Of neutFa! ttncturc uf in,iso
After the application of this solutlon the wool
should be rubbed With saturated solution OF
ycrd!gris IN acete acid until thu desired tint Is
obtafucd.
Bottlcs OF pnrt rne from 45 to 100 years oil
have bcen analyzed ey Derthaiot, with the view
!" tut att' %u lie lie foaa ,ai Mt !" 'e a ess
old wine thu cane-st,gpr had entirely disappear
I'd, and thut tliere was very little ei
i IN the 45-year'old bottle: About About
os 'oi. s1o,r Of eth.rva iii ssy e aa aaont st' Il
csca,n Of tartar was n,slcst Under The normal
solublllty. There was llttiu or no change In The
aIca1lu1; tho old vino contained tlle sAmc PRO.
I,ortiou Of 1t as new port. Tic gases contained
in the wine correspondent to the i.orHaf 6ntura-
tlon of It by tht gases of the air.
Sit. Charles Ward Raymond, G. E., describes
In f'an Nostrand's Engineering .Vdga-i"e tile IT,
Rults ct Boine experiments With tie Telephone
In submartnc pucrnlons ut Geptlis not exceeding
thirty teet. One tclenhtue u'hclps' uupIrr)
was pintcd in the Divers helmet, And ;astrued
in such position that, by simply turning his
head, he could place hs mouth oE bis ear 10 the
instrument. The Other telephone was placed on
the scow Mhscl, carried thu aEpuiup a1Ii 'Iiycrs
helpers. Using Edtsun's Carbon rruusuuit,eF,
With the addition Of Ill Induction cnfi AMI cell
Of battery, the arrangement was perfectly suc-
cessfut, Conversation VAS carried nj with the
utmost facility: II was NOT necessary to gtru th..
diver auy signal otiler than s.lnple ''nal1o!"
1t Was niso found that The diver ceul.l iaik
In the helmet without putting h!s Inu,lth
to the instrument nld bc hsnrd plAn.
y. md therefore liz could coutlnue
Ills work and conversation at the same ti.n..
were PLACED on shelf on tie divers acuw, ami
together occupied no more rt'sHn than would ii
.Webstcr's Unabridged D!csioIiaty; the trIc-
phone In thu helmet occupied but little ruJin,
aud, OF course, WAS not at all III thr WaT.
Awritcriu tho l.onuon 7In.., Inns been i,1vesil-
eating the n,nouut VI H,attgr uddcu tu tn"
earth by the n,etcnrs wacll are c0sl5tnutty fnl-
lns upon 1t. The total downfall, lic says, would
nut ut It's prcse!lt rate, nr even Mt thu present
rnte Increased t!,ousnl!tnld, ru,lsc the cartl's
crust to grew apprecahly in tile 1apse III ages
| understanding by a:.es thousands vi years. 1t
| has been shown by l'rof. Alcxunles HcrschcE
ilut tic ayeraEc weight ot shooting g-ssass
yisblc to tho eye mist be rsti'nntca
rather. by gralus than by OUNCES, nntl
the te'csvuplc shootlnE.stars whfell iorm nlnc-
| tentts OF the total, according IL Prof.
Newton's (ut New tIarcn} rstimntc, nrc, nl
course, far smaller. But a.dfr,lng even 10 cacl,
meteor weight Of onc pouna,-au utterly nal'
Hlissibe cst'n1ate,-!at uS cons!der ut Whit ratr
the carth's crust would grow. The earth Inns q
surface VI .20o 100000 squire miles, ald al'out
W,u0D, ,009 mctcorh full upon 1t PR annutn,
| Tint Etyes two nleteors, or Two pounds weight
OF mnttes, added tu cuch square tntlt In d yGur
There ars more than BUM, V0o square Yards IN
square mile. SO shat ,5Ue. .D19 ycars would bu re-
/! qured at the present rafG Ht u,ctcorte dow Hfal
| to ald onc pound uf tne&eorir matter to cnc!
square ynsI Of The cartl's surface, Such added
,lintter, uniformly sp1cal uye. thu surface
| would bs utterly lnnpprccablt su iar us tlIl
| thickness Ut the enrth's crust Is conrcrncl. II
thousand lnlinns Of ears, Mt tt,at rate, whfci
far exceeds the rcal rate, 1!Io crust Of 'lc cnri
| would not b. Increased lit thickness BY IL sInglt
| foot. Tie excess Of illereAse lu the NHrlitrI
hemisphere would 1!ot be ots fout In billion o