rsonally, or by letter, post paid.
SAMUEL C. HILLS
45-2dv6* General Patent Agent.

* * * * *

ENGRAVING ON WOOD.

NEATLY AND PROMPTLY EXECUTED AT the OFFICE OF THE SCIENTIFIC AMERICAN,
128 Fulton st, three doors from the Sun Office. Designs, DRAWINGS of
all kinds for PATENTS, &c., also made, as above, at very low charges.

* * * * *

COPPER SMITH!--The subscriber takes this method of informing the
public that he is manufacturing Copper Work of every description.
Particular attention is given to making and repairing LOCOMOTIVE
tubes. Those at a distance, can have any kind of work made to
drawings, and may ascertain costs, &c., by addressing

L. R. Bailey
cor. of West and Franklin sts., N. Y.
N. B.--Work shipped to any part of the country.
45to2dv18*

* * * * *

BLACK LEAD POTS!--The subscriber offers for sale, in lots to suit
purchasers, a superior article of BLACK LEAD POTS, that can be used
without annealing. The price is low, and founders are requested
to make a trial. SAMUEL C. HILLS,
45to2ndv6 Patent Agent, 12 Platt street.

* * * * *

ELECTRICITY.

SMITH'S CELEBRATED TORPEDO, OR VIBRATING ELECTRO MAGNETIC MACHINE--This
instrument differs from those in ordinary use, by having a third
connection with the battery, rendering them much more powerful and
beneficial. As a CURIOUS ELECTRICAL MACHINE, they should be in the
possession of every one, while their wonderful efficacy as a medical
agent, renders them invaluable. They are used with extraordinary
success, for the following maladies.

RHEUMATISM--Palsy, curvature of the Spine, Chronic Diseases,
Tic-doloureaux, Paralysis, Tubercula of the brain, heart, liver,
spleen, kidneys, sick-headache.

TOOTHACHE--St Vitus dance, Epilepsy, Fevers, diseases of the eye,
nose, antrum, throat, muscles, cholera, all diseases of the skin,
face, &c.

DEAFNESS--Loss of voice, Bronchitis, Hooping cough.

These machines are perfectly simple and conveniently managed. The
whole apparatus is contained in a little box 8 inches long, by 4 wide
and deep. They may easily be sent to any part of the United States. To
be had at the office of the Scientific Americca