Richmond enquirer. [volume] (Richmond, Va.) 1815-1867, 1819-04-27
WRITING INK.
The Jotiowing is M. Ribascourts recipe for maxim
Yrif,p f,.L

me J'ef0w'"g IS a. Ribdacourrs recipe for making
Writing Ink
Take eight ounces Of Arppo gals in coarse pewd.r
i"ur ounces OF loewood, in thin chips four ounces OF
suiphae ofiron green copperas y three ounces fgum
arabck, IN powder; ounce Of suphate of connrr
toiue N'troi y and one ounce of CANDY H. IN.
gsis ana ogwood together in twelve pounds OF water
ior one hour, or till half the liquid has oeen eyaporard
Strain the detection through hair seive or linen 10th
and hen ada The other ingredients Stir the mixture
ui the whole Is dissolved, more especially The gun
after which, leave to subside Tor ri hours Then de-
cant tie INK and preserve it in bottles of glass or stone
The following viii also make good ink. To an.
quart oil SOFT water add four ounces gals one ounce
SSpperas roughly bruised, aud two ounces of gum
arabick. Let the whole be kept near The lire few
DAYS, and OCCASIONALLY well shaken. g"
hed Wyn'"g INK is made in the following manner .
TAKE oil the rasPines OF Brazil wood duarter Of :,
pound, and infuse them two three DAYS in viueg,r
Boil the Infusion for an hour gentle fire aud AZ
forwards alter while hot Put il again over The srs
and dissolve in it, first, half an ounce of gum arsbirt
and afterwards, Of alum and white sugar each half an
ounce. ~ a"
sympathetic Inks are such as do no, .,a..
they are written with, hut which may be made 10 an
pear at pleasure by certain means he used for that
purpose variety Of substances have been usrd TO-
Ibis purpose among which, the best are the fellow
ing: ~
Dissolve some sugar of'ead in water, and write with
the sointon. when Dry, no writiAg will be visible
When you want TO make II appear Wet The 49,,
solution OF alkaline suiphuret diver OF snlphur) and
the letters VIII Immediately appear OF brown color
Even exposing the writing the va.ours of ibee ,o
tions win render it apparent. " s'e so'"-
q Write with solution Of gold in AQUA resis and IL,
the paper dry gently in the shade, Nothirs lii a
pear but draw sponge it wetted with ,oI,ion
Of tin In aqua rega The writing will
OF purple color. '' "PPsai
j. Write with an Infusion OF gals and when you wish
the writing 10 appear dip INTO solution Of green viii
riol, and the letters will appear black eeA '
4. Write with distilled snIphuric acid and potb;n,
win he visible Torender it So hold it 10 the FIRE and
the writing will Instantly appear black
s. Juice ofleHons, or onions, solution of sal ano
MAC. green vitroi &C. will answer the same purpose
Though not SO easily, nor with so little heat.
o. Green sympathetic Lxk.-Di.solye cobalt in nj
tro muTiaiic acid and write with the solution The
letters will be invisible Till held to the fire. when thew
when removed into The cold I'm this manner tbey NAV
be made to appear aad disappear at pleasure.
very amusing experiment of this Kind is TO make
drawing representing winter scene, in which the
trees appear devoid OF leaves, to put the leaves on
with this systematic nk then holding the drawing
near to ire the leaves will begin to appear in ali th
verdnfe OF spring very much 10 the surprise of those
who not III the secret.