The Meeker herald., 1892-08-27
DEEPEST EVER BORED.
a SHAFT SUNK MORE THAR
4 MILE INTO THE EARTH.
German Biologists Reach u Depth of
5..3s Tert After six Years Worh.
nnI nt nn Expenditure OF
aIos. Thun o5j.0OO.

Although mountains and ellis have
Indicated tho formation Of projections
of the earths crust and mines have
shown to some extent the formation
under ground tho very deepest mines
have not permitted tho extensive and
minute researches that biologists md
scientists have dcs rod Horlngs arc
limited. OF course by natural ob,in-
clcs, like exceedingly hard iormu.
tons and By tho u prnso unless the
purpose be 10 ascertain tho location
OF mineral, worth mining or get u
supply OF water II, in nrtcsian wells
Holes Tor geological research need not
be very large. says the New York
sun. but they must be very deep aud
1t Is natural 10 suppose that Interest
has been excited by tho reports OF
observations Ia tho deepest holo li
tho world.
Tho hole is n, schlndobach near
keichnn Germany. II is - .32 feet
In depth, and J. for geological re-
search solely. Boring WAS begun In
los, under The direction of tho royal
mines commits lion o; Prussia Tho
work was carried ON unier great dif-
would have discouraged tho eng lncors
II II lad boon private enterprise.
but II being a state work tho obstacles
were overcome Notwithstanding the
oSpcnsc, and the boring was contin'
ueI for Dix years NJ n cost OF moro
than CIT Juu. At tho depth OF .. -.
Get hoWover the eng ucer, had 80
mnny mishnps that II was evident that
FOE while and until the Ingenuity of
man could devise better means opera.
lions would have TO DO discontinued
Progress Wn, slow and tho expenses
hnd incrcn-cd bcypHd expectation
The drills worr Withdrawn and tho
the lmomrirIc measurements were con
i.nucl down 10 Ito lowest depth.
IHr Initial diameter Of tho hole Is
H. .nchca lilo frat drill ng nppa.
ratuE wa, o. tho drop tool fora. and
casing was sent down ~ tho drilling
pfogrc.srl ~ depth OF lSs loot
the casing OF that sisu would no, 80
any further AMI tho drilling was con
iiuucd without u Subso iucntly
casing .. incha, In diameter hal to
be- used through lnysr Of loose ma.
tcrlaL Beyond u depth OF jsi 'cei
the boring was continued by moons Dl
diamond drill 4. lnchci In diane.
tor that cut Il cor. . inches Ia diamo.
ter Tho rixr 0' tho hOlc had To be-
decreased gradually "a, tho depth
Increased Al drp;h OF q 80 fec,
tho diameter was / 80 .nchc. and n,
a.SlS iooi and beyond Il vas i5s
.nchc> owing to two long later.
ruptions and o:hcr Delays tho average
daily rate oi boring va. 81 feet.
Tho ihcrinomrir'c measurement.
were began after depth Of . n3G icct
had BEEN markell mi urr1 repeated
nj every iul feet Tho latest obscrga.
lions have boon noted with great caro-
and dur.n. considerable prr.oIs o.
time TAc ticrnpmeizr. Necf,, asSt,
10 wrought iron casing 10 prcycui
brcnknsr OF the Instruments, under
tho pressure al the great depths water
being used &" clear out the hole.
Three Thermometers wcrr used NJ each
rcalln. rnI thc mean 81 th-lr lndi-
.;inn, Wa taken ~ tho result Of the
measurement For cHch observation
tho thermometer, worc left In 'iic h1i1
q bout tilirrn hours Ilr oU'scrya.
uons showed that tho temperature In,
creased regularly n1d constantly with
the increase oi depth According 90
ih- German method 81 reading the
temperature a. . GtS foot ~. ii.J
Ecnumur li53 = degree, iabrrnhoiii.
aud tho Increase as I degree Tor
every Ib.Oy meier, tnliuui iJI '-clj.