The southern aegis, and Harford County intelligencer., 1864-01-08
MECHANICS, iNVeMT0aS. MANUFACTURERS.
ENGINEERS. AGalCUL TUaSTS. CHEMISTS,
AND ALL CLASSES OF READERS.
a9 Ought, by all means, to take the
SCIENTIFIC AM ERICAN,
The most Valuable Journal of its calss
'.'' n noD published.
r y VOLUME X, New SERIES,
Commences on the lst of January next;
therefore, noic is The lime TO subscribe.

MECHANICS will find in the ScIEN-
concerning their various Trades, and de-
tails of the latest and best improvements in
Machinery, Tools, and Processes; toget-
her with such useful knowledge as will
tend to dignity their occupations and
tighten their labors.
INVENTORS will find in the SclEN-
TIFIc AMERICAN all necessary ins,ruc-
tions how to secure Letters Patent for their
inventions; also excellent illustrations and
descriptions of all the principal inventions
recently made in this country and in Eu-
rope; likewise an Official List of the claims
of all Patents granted weekly at Washing
ton, with numerous explanatory note;
also, discussions of questions concerning
the Patent Laws of the United States, re-
ports of trials in court, with legal opin-
ions, etc.
MAN UFACTURERS will find in the
SCIENTIFIC AMERICAN illustrated articles
descriptive of the most recently invented
machines used in various manufacturing
operations, the different processes being
lucidly described; also, practical receipts
OF much value 10 manufacturers, with hints
upon the economical management OF fac
tories,
ENGINEERS will find in the ScIEN-
TiFIC AMERICAN valuable descriptions of
all the best inventions connected with
Steam, Railroad, Marine, and Mechanical
Engineering; together with faithful record
OF the progress OF science in all these de-
pafIments. both at home and abroad.
CHEMISTS will find in the ScIENTI-
FIC AMERICAN details OF recent discover
les made in Chemistry, and ARTICLES on the
application of that science To all the Useful
Arts
AGRh ULTURiSTS will find in the
SCIENTIFIC AMEniCAH engravings aud
descriptions OF ali the best and most ap-
proved Farm Implements; also, original or
well-selecied articles on maltets relating
to general Agrlcultnre; great care being
taken to furnish Farmers, regularly, with
such information as will be valuable, in
the feid. as well as in The honrhoid,
ALL CLASSES OF READERS will find
in the SCIENTIFIC AMERICAN IA popular
resume of all the best scientific information
Of the day; and it is the aim of the pub
fishers to present it always in an attractive
form, avoiding as much as possible alb
struse terms. To every intelligent mind,
this Journal affords constant supply of
instructive reading.
SUBSCRIBER should remit so as to have
their subscriptions begin on the lst of
January, with the new volume. Those
who preserve their numbers for binding
have. at the end of the year, two handsome
volumes Of 4l6 pages each--S32-with
several hundred engravings.
TERMS OF SUBscRiPTIoN.-$3 for
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four months; 90 copies in a Club can be
had for S4O. Subscribers in Canada should
remit 25 Gents extra, to pay postage
Specimen Copies sent free; also, gratis,
pamphlet Of "ADvIcE TO INVENTORS?
!" vi Address, .'
MUM & CO., Publishers,
dis 81 Park Row, Newly ork City.