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24
Mr Bentham's Plan for preventing Forgery of Paper Money.
two parallel lines running above and below the sum, in the
body of a One Pound Note. —
II Chemical Expedients
1. To the ingredient or ingredients best suited to the purpose of
colour in ordinary cases, add another which being either enlivened or at
least not discharged, by the minstrina by which the ordinary colour
would be capable of being discharged, would, in spit of the action
of such minstrina, remain to a sufficient degree discernible. Probatum
2. In the composition of the Paper, add an ingredient of such a
nature as, by the change of colour it would undergo, would betray the
action of any minstrina capable of discharging the colour of the ink
or pigment. —
N. B. By the discovery of that almost universal distroyer of colour
oxy muriatic acid, the value of the abovementioned indication is however
much reduced. —
Of Chemical expedients in general, it may moreover be observed, that
in this point of view they are much less to be depended upon, than
those of the mechanical class: since, by reason of the prodigious accession
of new lights that are constantly pouring in upon this branch of
science, an expedient that shall be adequate to the purpose to day,
shall, by some fresh discovery be rendered inadequate tomorrow —
I forebear giving details: — not certainly with any views of
mystery — (for the curtain is compleatly drawn aside, to every eye in
any degree conversant with that science) but merely to avoid bering
the Paper, with discussions not necessary to the purpose. —
Identifier: | JB/003/353/002"JB/" can not be assigned to a declared number type with value 3. |
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8(c) |
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003 |
manual of political economy |
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353 |
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002 |
of forgery in the way of alteration |
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copy/fair copy sheet |
2 |
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recto |
f23 / f24 |
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1798 am |
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1798 |
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1763 |
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