The times. [volume] (Richmond, Va.) 1890-1903, 1897-02-21

ciauy prepared with the peculiar solu-
tiOn.
The transparency and paper print in no
way differ. 10 all appearance. from an
ordinary positive and show no traces OF
color either by reflected on transmitted
light
II is now washed over successfully
with three colOred solutions. hiuc green
and red. and IL takes up the appropriate
col0rs I'm the appropriate parts, these
three colors giving by their various COM
binations AN the varieties Of hues lt
would seem. Therefore. that the plate
has power of selcctive absorption, but
how 10 is that this seloctiyo power is
given to- the compOnents of thc photo
graphic image (Which. 10 is presumed is
metallic siiyoD is the most interesting
question connected with tine process such
Am action has never been known pre-
yiously 10 this discovery and 10 VIII
most certainly repay scientific inFcstga-
ton. ...........,.,,
DEMONSTRATION by INVENTOR.
Sir Trucmau Wood was too scieutilc-
ally skcptcal 10 be convinced by mere
inspection of finished results. ana re-
oucstod. therefore. NJ. Chassagne 10 de-
monstr4te the whole process for his bene-
ill., which the inventor must onlsinsy
agreed 10 do. The demonstration TOOK
nlara in tie Laboratory of Kings college.
There were present Professors thomson
and Herbert jackson. OF King college.
and Captain AOueN "a dlsuheuis"e'.
worker in photography. who mas hlma l
uad. some valuable discoveries lh us
arr. ,,...,
THAT such results should Doe obtained
bv such process seemed 3D. pfloii lh .N-
highest degree improbable, Out u"uo"''
eddy they were obtained
Tho photographs which ON the MORN
ina, of fhe Administration day were taken
by the spectators themselves. were nor
extra good ones. the day being CLOUD.
and the LIGHTING. of course poor. Never
fb.l.4s tine positiyes which We're made
hv ono of their number the ioIlo" h-
d1v showed with perfect distncine-e
when treated according % the directions
OF the inventor. che col0r5 of hunrh d.
novere b0uaht ar CoNeut Garden. oh ile
way 90 Kings College. othoi ICES. ""-
focfs OF vivid coiors also prod .''A eN-
ccilent results. cousidcfIns lNN .'i'' "' ..'
OF the negatives employed.
Some paper ro-itiycs. brought by 81
Chassague from Paris. WA'N HA'
..nu..rauce of ordinary silver prints
toned with chloride of eo.d gave "''
~,silfs Mr. Wood saws boz conclusion.
"Furiher experiments ana lnoepei'eH'
Investigations DIOR which IT. 'hi afnc
has kindly promised me- Tie m'ieii".7'
,ru mo- doubt throw more LIGHT on the
nature OF the processes. pnl cannot
believe that any Investigation viii ihfo"
lor,ht on rs genuine character FOR d.
WAS carried ont under test conditions.
l,et week. tho sole reservation being the
nature of tho materials employed.
Ilf
may shortly he presented 10 lNe sv.''''
i'm the form of 81 paper.
ARTISTIC COLOR WORK
Tho editor of the London Amateur
photoerapher was granted d. Sir Henry
Wood an inspection and leIsurely exam
fnstfol of tile specimens brought to fns-
land. Tie says that the prints Wefe lNe
artistically-cOl0rcd photographs ana "i-
rect transcripts Of Natures colorine. 81
noint omphaszed hy Sir Henry Wood BOD
this communication.
THe prints ON paper. with one oAcep-
ton. show a complete or full photo-iiNii
in monochrome. with color tnts sup'ilh
nosad over the lights only the deeper
sbade showing none Of tho color minsi'i
with neutral shading. which is so oi'
tinctiyo OF nature as against cpio''i
photocraph or of the true heuoenron'
Yet in spite Of this appearance """ ''''
absence of those nearly or quite "hii'
reflections. which always strike rom
tbe high lights Of colored objects when
the light faces very obliqucly upon h'in'
In is quite impossible 20 resist me con-
viction that there is some definite auto
matte action which controls tne disifl.u'
ZION of the colors. The method o'uN'-
ls.slv involves some true hitherto un-
known principle OF heliochromy or Color
,.IoforrouIE