Evening star. [volume] (Washington, D.C.) 1854-1972, 1922-04-29

singing blow had bsen delivered
between his eyes. As he met crai 4
fxed glare he knew there was nc
being wruns from him syllable b,
syllable. he said In munied voice:
mo. I perjured myself. wal
served in that suit. But"
And you swore falsely before
kimmel that you were notT per-
sisted Kennedy.
"And you are prepared now to make
another anidavit to that effsct?'
mo butts or ifs. Thurston." cried
Kennedy sarcasticaily; What did
Is your story?"
"Kimmel sent for me. did moi
go to him. He offered to pay my
debts II I would swear to such q
statement. I did not ask why oil
for whom. 1 swore to It and gave
/ him list of my creditors. I waited
until they were paid. Then my con.
scienee"-i could not help revoltina
at the thought Of conscience y
such wretch. and the word Itself
seemed to stick in his throat al
he went on and saw how feeble ar
Impression he was making on US
my conscience began to trouble me
l determined to see Vera. tell her all
and find out whether It was she who
When at last told her she scorned
me. I can CONFIRM that. for as lef,
q man entered. now knew how
grossly I had sinned in listening &c
Nose kimmel. fed. I disappeared
II, mo Maine 81. travelled. Every day my
overtaken. captured and brought
back here"
He stopped and sank wretchedly
down In chair and covered his face
with his hands.
"A likely story" muttered Leland
Kennedy was working quickly
Motioning the officers to be seated
by Thurston. he uncovered a JAZZ
which he had placed on the table
The color had now appeared in Al
mas cheeks. as II hope had again
sprung IN her heart. and 1 fancied
tnat Halsey Post saw his claim on
want you to examine the letters
In this case with me-" continued Ken
nedy. Take the letter which read
from Miss Lytton. which was found
iouowing the strange disappearance
OF the note from Thurston"
- ne dipped pen into little bottle.
ana wrote on a piece Of paper:
Headache Cure? Would you recommend
1t for nervous headache?
BURGESS THURsTON,
Care OF Mrs. g. Boncour.
Craig held up the writing so that we
could all see that he had written what
Dixon declared Thurston wrote in the
note that had disappeared. Then he
and for some time he scrawied on an.
other sheet Of paper. He held it up. but
1t was sim perfectly blank
Now" he added. II am going to
give little demonstration which / ex-
pect to be successful only in measure
dow I am going to place these two
sheets Of paper side by side. It win
take longer than I caro- to wait to make
my oemonstration complete. but I can
GO enough to convince you"
silence, wondering what he would do
next. At last he beckoned US over to
the window. As We approached he said,
ron sheet number one I have written
with Quinoline; on sheet number two !
wrote with q solution Of nitrate Of sill
YER"
We bent over. The writing signed
.'Thurston' on sheet number one was
faint, almost imperceptible, but on pa
per number two. in black letters, ap-
peared what Kennedy had written:
OcoI 11AEI1. SluC0 We &kEecQ 10 ul9-
friends"
at IL like the start of the substitute
letter. and the other is like the missing
note" gasped Leland in q daxe.
Yes" said Kennedy quickly: 'Ls &
one stole the Thurston note. No one
substituted the Lytton letter. Accord
Ing to your own story. you took them
out Of the safe and left them in the
sunlight all day. The process that had
been started earlier II ordinary light
other words, there was writing which
would soon fade away on one side OF
the paper and writing which was invfs.
ible. but would soon appear on the
other.
"For instance, quinoline rapidly dis.
appears in sunlight Starch. with q
slight trace Of iodine, writes a light
blue, which disappears In air. I,
was something like that used in the
Thurston letter. Then. too. silver nj.
trate dissolved In ammonia gradually
turns black as 1t is acted on by ligh'
bleaching agent in just sufficien'
quantity to decolorize 1t. 10 invisible
when used for writing. But the origi.
nal color reappears as the oxygen Of
the air acts upon the pigment. J
haven't q doubt but that my analysis
quinoline was used and on the other
nitrate Of. silver. This explains the
inexplicable disappearance Of evi.
dence discriminating ono person
Thurston. and the sudden appearance
, of evidence discriminating another
counts for the curious circumstance
that the Lytton letter was folded W
| with the writing apparently outside
| 1t was outside and unseen until thu
sunlight brought It out and destroyed
/ the other. inside. writing-a change
I suspect. that was intended for ths
police to see after 1t was completed
! not for the defense to witness a. 4
was taking place."
We looked at each other aghast
Thurston was nervously opening and
shutting his lips and moistening then
as II he wanted to say something bu
could not find tho words.
, Lastly" went on Craig, utterly re
gardless OF Thurston's frantic eff.
forts to speak. I'VE come to the mote
that was discovered 30 Queerly crum'
pied up in the Jar Of ammonia OF
Vera Lytton'S dressing table. I havt
here . cylindrical glass jar In which
| place some sa1-ammoniac and quick
! lime. I will wet it and heat it lit
Of ammonia
"On one side Of this third piece o.
| paper I myself write with this mer
| curious nitrate solution. You see,
leave no mark on the paper as
write fold It up and drop 1t int
| the jar, and In q few seconds with
draw It Here IL a very quick way o
producing something like the SLOW
result Of sunlight with silver nitrate
The fumes Of ammonia have formed
! the precipltate Of black merourpu
nitrate. a worry distinct black writing
which IL almost indelible. That 4
rather than sympathetic ink"
| We leaned over to read what he hat
written. It was tho Same as the not
discriminating Dixon:
This will cure your headache: