New-York tribune., 1885-02-06
where tho partridge whirrs through every sheen and
the crest OF the bumblebee dazzlcs the eye.
TIE LATEST STEP IN PHOTOGRAPHY
MIR. RocKwooD SUGGESTS NEW WEAPON FOR
THE POLICE FORCE.

THE POLICE FORCE.
Not many days ago attention was caueo W
the fact that photography had been oaeo
into play as aid the official detectives Some unior
innate Italians suspected Of being peculiarly bad were
photographed in open court by detective worthy OF
Gaboriau who had small camera concealed about MS
person. This incident suggested the rapid strides which
have been made this direction by the photographsr
art as 1t is apparent If the facts were correctly stated
that tho plate on which the image was taken
could only have been exposed Ior
second or first place, and that there could have
recent publication Of pictures Of horses in the act OF
rottng and athletes flying in have proved that
On image be fixed extremely sensitive pate III
tho fraction Of second the result IN ali these cases
shouette merely giving the outline OF ne man Sr
therefore interesting point TO soye whether the de.
story be Snt sosms wa9e TO as be- e fe. b
fore the nineteenth century policeman Ameng Y
the rap n, e ns c interest in the scenc
novelties Of his calling and rare TO una MIN wthous
idea buz1ing about his active Draln he naa
just finished photoTaphng fine specimen OF the COM
mon domestic infantne howl the other day when ne
asked whether IT possible to turn the modern
policeman perpatetc photographer ready at any
glass lager ertsay saa he %Thers is no
camera us readily a club. and operate It with more
SsleaaIy %hen APPLIED to %aSdng Citizen Il would not
necessary that they should examination by Pro-
cali .pistoasraph' they could do better execution
than with revolver hit the subject aud take the plates
large picture Is not Try for the purposes Of idcnt
cation In fact IN all phoosrapaie work snarpness S
graphic portraits known to us as 'caresdevisite are
Sharper and distinct than the larger ones Co. the
would would be unmistakaDle. Here is tull.length
figure of only half inch long and you see that you
recognize the man II you had ever seen h'm
before"
Now" continued Mr. lockwood. "rn tell you how
to make pistolagraph take the stock OF an ordinary
pistol In place OF barrel put on little halflneh OBJ
ccve or portrait combination lens with focus OF say
an inch IN place Of the hammer trigger and spring we
an adjustlbe or fixed focus, the little sensitive plate.
spring worked with trigger could nsantaneonsy open
shut lens, while small pateholders could DC car
ricd in the pocket to be Inserted as those In the
dark %s an 3 be eay an a
ordinary bulldog pistol It's uses are apparent Armed
with II eoaa ON nj. T6 he aid not feel
justified In arresting. ln fact, lie coud take theln
Have you heard OF the Photographic Hiatt Itwas
invented by Mr. Mendoya OF London for the DeneDt or
nScss ens is II fitted IN the top Of the hat Which by
casual might be taken for ventlator Inside
is the camera with arrangements ior Iocussne anu
changing the plates"
How about the story OF the Young man who was
photographed Rsst at midnight while KISSING MS sweet
II saw that in some of the papers, but should not like
phoogra phcd kiss myself II Is however. barely pos,
Dle TO prepare plate so sensitive mat ,I,s 1he small
ou It, 1t would have to be prepared In total
darkness however and next door to impossible to
out any light all the subject so sensitive however
is It now possible to make n plate that by day
posing the plate just n two hundredth part OF
second Aphoto .rapher has made picture ana II was
reported IN TIE IaIBUNk. In the tweny:ionr th9usaIl1
part Of second Don't smile cannot tell lie dd
trio flash from Ieyden jar
don't want to seem oven 20 doubt your word, but
DO You see that black disk with the white spot on the
edge Well, that Is our tell'tae We reVoive " at a
photograph II by instantaneous shutter II IL easy
then to how many degrees Of the circle
exposure, aud by that we can calculate
what fraction oi second was occupied In taking the
picture supposn for instance. the spot moved one de-
gree that would clearly show that the time was three
hund .ed aud siNteth part of a second"
Ihn ought TO 90 for .elenilnr Novelties Are thore
'Ncs. there IS what we call the At Home pictures;
People nowadays feel that their rooms are really part OF
that they part OF their which
prefer So now Instead or coming 10 the pho-
tographcr the photographer Ia them lie takes with
him supply Of instantaneous plates, poses mis-
subject In his or her own particular arm
chair, aud with good taste and Judgment
IN the arrungemcnt Of the light and he Is likely to
secure a result far removed from the conventOnaltes
nnd there /; II growing demand for this form Of
portrait I educating my artists to the work. and
Does tho growing taste for photography among anna
lUIt the regular business much T.
" hardly think 80. On the contrary, think we owe
much 10 the amateurs. The number OF them is
of the more experienced compares favorably
with Of the best professionals In fact some OF the
most charming novelties come rom the patient htell-
gent cisurey work OF the amateurs They nave an adj
vantage the professional artist both III the choice OF
nnr subjects aud the pursuit of scientific experiments.
their time j. their own. Iher society mere has
large membership and Is much respected In England.
where their work goes IN exchahEe Ior mat of the
European societies Both here and In England the most
arg