Springfield globe-republic. (Springfield, Ohio) 1884-1887, 1886-05-07
LANDSCAPE PHOTOGRAPHY.


4 Discovery That Promises to Revolution
ire the Present Processes.
The art OF photography has taken some
remarkable steps of late Francis Cation :
composite portraits, merging a dozen faces
into one Characteristic type. the instautan
eouS picturing of the lightning like stri
Of a race horse. and the photographing OF
stars invisible TO the naked eye. date back
less than year hut 1t has remained for u
st Louis gentleman to make discovery
that promises TO completely revolutonlDc
the entire present process Of the art DIR.
Ohm ali Landt, chief of the medical corps
of the United States marine hospital i'll this
city he'd IN his hand an ordinary tin black
ing box. A little piece had been cut out Of
| the center OF the lid and over the aperture
a scrap OF copper foil, pierced with very
minute hole was Soldered. A tiny cap
could be pla r,-d over the copper. and the in
side of the box was painted black. ilacing
piece of sensitihed paper on the ottom, Dr.
Van Iandt has with this absurd.y simple
apparatus taken Just as good photographs
as it would be possible to obtain with the
most costly camera
He calls them "defraction pictures" For
a long time stuients of what might he
termed tn, curious Ut scIen g have known
that light passing from an Ob cot through II
very small hoe would produce IA faint pict-
ure of the OF ect on n screen The small st
hole that this was ever tried with was about
as large as pin and the apparatus re-
garded simply as scientific toy. Nobody
> knew why the lmagr APP 'eared, bat 1t was
surmised that the eiges of the hole in some
way acted upon the rays OF light There
was no rejection. as would be the case with
ka laF,- a
1t A couple If years ago DR. Van Landt,
who was then in San Fran is o noticed this
curious scienti-c fact and the idea Of fixing
the detracted image by sensitive paper at
once occurred to him He began expert
mcnt!ng, tut found the great trouble was
that the image so faint and shadowy II
was of II" value a I asis for photograph
Then he tried making the hole smaller. Tn
elect was instantly 10 sharped the outlines
and render them distinct All that then re
manned was to project the icture 80 tOrmel
against u sheet of sensitive paper, or a mega
i've glass and the picture was fixed TBus
the apparent imposslbihty Of photograph,
without Il lens was accom- plished. Dr NuG
Landt : apparatus is Ia plain English
simply a bOx with a hole in it
The hole Il ointed toward whatever l.
desired to photograph, ami little plctTre
Of 1t. upside down, apI ears reflected on he
bottom The hole varies in diameter from
a five hundredth TO a SEVENTEEN of an inch
The small 81 produces the clearrst-cu pict
ure-. 1t wou d he impossible TO make such
tiny oritices without the aid Of a mirr oscope
Under the powerful iens the doctor places
fragment of CoIpe roll, such a. mother OF
Iearl buttons comes on, and priCks II with
the finest sewing II, edle known The hole,
which must lie absolu, ely amt mathematic
ally round. is measured by a micrometer
under the glass, and III that way brought TO
the proper size st Louis Globe democrat
Not Counting the small Matters.
A good housewife !n Ridgeway, Mich,
says that for family of six she has in the
last year baked 4,9O5 cookies, 5g2 pies, 263
cakes, 9s7 doughnuts, 69s loaves of bread,
not counting johnny cakes, shortcakcs
ranrakp and DuddnUS Now York - "a