Oxford Democrat. [volume] (Paris, Me.) 1833-1933, 1890-08-12
AERIAL PHOTOGRAPHY.
TAKING PICTURES By MEANS Or
BALLOONS AND KITES

Instantaneous vis-s ssesr-a ny Cameras
In MIA Air-Isw the wssh is Accom-.
pii.hsd-rh. rirss sseesssfsi A,ssmps
wss Made In 1851.
Aeronsuis and others have for some
time past endsavorci Ia produce photo
graphs from . balloon. and have met
with very considerable succ-s.
II would - difficult 30 say who was
the Gr,t 90 make photographs from q
balloon. but therc Il no doubt that NJ.
Nasiar. ~ Paris. has done morc In this
dircction than any ono el-c. some very
satisfactory results wrre obtained by him
by means Of a camera attached to the
side ~ the car.
but the idea VI sshiing camera
alone up into the air was one that cccu.
pied the attention ~ SCIENTISTS. for the
rcason ihat u obyiated the nece~siiy ~
-nding up acronants and. In oon--
quence. much smaller balloon would
10 required In the year issi my father.
the late w. II. Woodbury.. invented aud
patented balloon camera ~ this kind.
The principal part ~ the apparatus Il
drum. holding four sensitive dry plates:
,his drum /. wound up. AMI by means %
a small electro magnet q catch was ~
leas.si. and the plate could bs brought
into position successfully. The lens was
covered with an instantaneous shutter.
opening ani closing the lens In th.
i.sjO,h part ~ a second. This also was
controlled 10y small electro magnet
The wir,- connectci with thcse two
magnets. anil ono for the return current.
wcrr incl0-ci In the rupe that held the
balloon. ~ that the operator on terra
trina. by simply sending current
through the wins. could work the
movements ~ the camera as easily a. n
u were In his own handS
nov TIIE PICTURE n TAKEN.
The operation was this: Ile touched
one button and scnt . current a. one
elec,ro magnet. which brought n plate
into position. by means ~ telescope
the behavior Of the balloon could b. -ccn.
Directly IL was In u steady position
cuu,nt was scnt. by pressing another but.
ton. throuyh the s-cuad electro magnet;
this released thu zhu ter anl the exT1lurc
was made. When the four plates had
bs-n cxpr~i the camera was drawn io
the gIOun !. th, plaic- DEVELOPED into
ncg.t.yc-. and 10y means of magic Ian.
iern their inag, was thrown Ca 10
-cr-cI Or la - p---s ~ apr. With a
pierc q chalk the outlines were skrtchei
out and the position ~ the cncmy's for.
tihCations. their strength and position,
could at oncc b. sen by all the olicrrs
From n rcccnt number ~ Ia Na,urcis l.
rrpruducc,l An account ~ - photographic
kite recently invented by NJ. A. Balut,
~ Enllure To- tie Kite u attached q
small photographs camera by means u
a triangular support dxri to the lack.
bone The camera j. provided with an
instantaneous shut ar aciuat.,l 10y means
u slow match. Before hying the kite
this match l. lightci. and when combus-
ton has pruccclci - far a. to 1t fire to
a small thrrad IL releases the spring of
tho shutter anl the exposure Is made.
Az AEKIAL HARONEIEn
Another very novel feature u this In.
grniDus APPARATUS Il the uss - a rcgis-
tering anerD.d barUInoter attached o.
The kite ~ tAat the operator can hnd cut
the altitude which the kit. has a-ocud"i
above the ground. This barometer Is
coInbinsl with Photographic register.
ing APPARATUS which oIsraies at the
slmo Time a. the camera IL l. inclossi
Ia light. tight box. aud the instant
that the shutter Of the Photographic
camera /. rvlca-.si and the exposure
made an apcriur, closed by the shutter
i uncovered through the burning u the
match.
~ the moment thu aperture l. uncoy.
crrd the luminous rays strike tho dial
AMI Z int the shadows ~ tho two needles
nnoChanisIn AMI index nocdlesl upon .
piocr - sensitiIed paper with which
the dial Il provided. To the thread at
tachcl 60 the shutter. and which gives
the exposure when burned. u fixed a
piecc % paper which at the same time
ietachcs itsslf and falls 10 the ground,
Indicating 10 the operator that the eI-
rosurc has been made. The kite Is then
haulei Ia and the plate DEVELOPED.
Another curious form of aerial photo
graphic apparatus Il being DEVELOPED by
a French inventor. NJ. Dsnes-, IL con.
.iiis u Photographic camera attached
20 a rocket. An umbrella like parachute
/. also f,ed Ia the rocket stick. When
ared iaio the air this u clo~sSl, hut "A
soon ~ the rocket begins o. descend "
oIsns out. and the whole returns grace
fully 20 the earth. In this the camera Is
cylindrical in form and has rOund its
circumference twelve lenses-a sensitive
plate l. la the center. The lenses are
provided with shutter which oTcns anil
cloaes instantly ON the camera comineno-
IN 70 descend II Is then drawn back
10 the operator 10y cord attached 30
fore the driRg II the rocket. The pin
cipal advantages of this form Of appa
ra,us are cheapnoss of Operating and
freedom from nsk.-Walicr l.. Wood
l. a.