THE

LONDON JOURNAL

OF

Arts and Sciences;

CONTAINING

REPORTS OF ALL NEW PATENTS,

WITH

DESCRIPTIONS OF THEIR RESPECTIVE PRINCIPLES AND PROPERTIES;

ALSO,

Original Communications

ON SUBJECTS CONNECTED WITH

SCIENCE AND PHILOSOPHY;

PARTICULARLY SUCH AS EMBRACE THE MOST RECENT

INVENTIONS AND DISCOVERIES

IN

PRACTICAL MECHANICS.

BY W. NEWTON.

VOL. XIV.

LONDON:
PUBLISHED BY SHERWOOD, GILBERT AND PIPER, PATERNOSTER

ROW; AND BY W. NEWTON, 66, CHANCERY LANE.

1828.

J. Shackell, Printer, Bartlett's Passage, Petter Lane.