The Salt Lake tribune. [volume] (Salt Lake City, Utah) 1890-current, 1910-05-15

. ..,ut some profitable hour:
n jsa y sss,vernmcnt astronomers a
is ,.st.rsstins Instruments witt
e y ,rs r searching iial'eys VS. come. bare
~ .sS.n ~ secrets that long nave
!. assan ..isrtlhc world.
D. s.x biz as a house-one
1-f5s pos NJ us would be thank
ri,Fs, s,.Is 's' day ot srace-interested
4, s ins W. NJ the other devices
is epT horse. II STANDS IN the
8 ne ,ss United states naval OBJ
81 o. '@s Georgetown Heights. and
q % .orderlng al its scarcity OF
~ ~ .,hose roof slides slowly
e.llsh sorIzontal track, In the
4 rrr ,rr Tie little house uncov.
IL s o. ,se darkenins canopy OF
rw |" oi a sudden, q long oiack
lfh q gr,m inside. very like one
fss fss.,r,nc 'r guns OF our coast dc
nirht having arrived. this
ce. W. is aimed at the great
~ sss sroadslie shots are taken.
& s,rs gun drops below ,aI the Wal, waiIS
ls ~. whose roor siides SLOWLY
cav, n,c. Thus Halley's comet
y rsst is never suffered during
~ si rious visits TO our nelShbor-
tH Fsi.ol OF being taken on
~ W.ssr,s plate. When IL was
|tf''lsgIS7,-Daguerre was tinker
| Z. IsoloSraphy' but Na' not yet
n.l observatory's work upon
~ = "nSer the direction of Prof,
.hc son of that eminent
~, f..,,,nomor OF the same name,
ru.. :" bscame famed as the dis
pa -, moons OF Mars. The pres
\ mi I'M who Is graduate OF Har-
n ipe d OF Yale. held the chair
r at The University Of Mich
.. Wing called To take the
~, Ss',.s.or Of astronomy which his
.'N y ssN here at the naval OBJ
generation ago. II was oy
r hat i was enabled 10 see
-: steps OF the obscrvatory's
~ Z. oomet. and he went 10 con-
,r.uSe In explaining the various
Rs to me,
i.sds the Camera Box.
!, ,he biz box OF his comet
r7 ind yourself in a room
r,s,y feet in each dimension. In
~ q the floor arc Two square:
- ,sroueh these project a pair OF
"a srmly embedded in the earth.
IFS OF the great cannon like
4 yvb,ro touch the floor, upon
-ean dance a clog without Jar
~ OF the delicate apparatus
/, Ia stopladder, upon which is
Y 2 astronomer who works the
Es-Gsoree II. Peters, long In
4 Se, topographic department OF
|sn1iay.
sJs, wheel Of a tugboat-one sup
y y nsyy-Is mounted at the side |
r.. md this Nr. Peters reVolves.
Isr natIng sound, he tells you TO
a N you see a narrow strip OF
r-sss sky. This wideus to a big
M s sradually unroofs you with
|rIY n the wheel. The long bar
Fb iaescopIc camera lies bent TO
s Z is mountings. but presently |
csaY pulls down a counter
rTth raises the heavy instrument
tEE lis mountings and until il is
lind above the top rim OF the
Il rYolyes 1t upon a pivot and
Elss II at the comet. \
Y barrel OF the apparatus-a
t,is which would hold a man
|s1ys, which aims at exactly the
|E.lr the heavens in spite OF the
|ros ath Is carrying 1t around
h e her hurried whirl through
d. y Effected by a very clever
|EAiritm. which will interest you,
1h hF II works:
|E Il Follows the Comet.
|k1res Is aimed at the western
~ ths comet now appears, and
= 3 Is always. rolling us back
Ind the east. which makes the
Il " vest appear to be falling,
\ II look through r. fixed tele-
IL ktsrtnly bodies are seen 70
rnrd across its fold in a con-
c4iron. But this telescope js
y clockwork motor. which !