TESTIMONIALS.

Notices by the Press of the "Universal Counterfeit Detector."

UNIVERSAL COUNTERFEIT DETECTOR, Applicable to all Banks in the United States.

INTRODUCTION.

PREFACE TO THE FOURTH EDITION.

RULES. RULE I. THE GEOMETRIC LATHE. ( Infallible when imitated. )

OLD-STYLE PLATES.

THE PIECING OPERATION.

SUMMING UP. PRACTICAL APPLICATION OF THE RULES.

THE STEEL-PLATE ILLUSTRATION.

THE UNIVERSAL COUNTERFEIT
AND
ALTERED BANK NOTE DETECTOR,
AT SIGHT:

A System of Infallible Detection at Sight, Applicable to all Banks
in the United States, now in circulation, or hereafter issued.

COMPLETE IN SEVEN RULES:

WITH
Diagrams and Illustrations on Steel,
FOR SELF-INSTRUCTION.

FOURTH EDITION.—FIFTH THOUSAND.

NEW YORK:
MANN & SPEAR, PRINTERS AND STATIONERS,
133 Pearl Street.
1853.