ADVERTISEMENTS.

[Symbol: right Index] THIS paper circulates in every State in the

Union, and is seen principally by mechanics and manufacturers. Hence,

it may be considered the best medium of advertising, for those who

import or manufacture machinery, mechanics tools, or such wares and

materials as are generally used by those classes. The few

advertisements in this paper are regarded with much more attention

than those in closely printed dailies.

Advertisements are inserted in this paper at the following rates:

One square, of eight lines one insertion, $ 0.50

" " " " " two do., .75

" " " " " three do., 1.00

" " " " " one month, 1.25

" " " " " three do., 3.75

" " " " " six do., 7.50

" " " " " twelve do., 15.00

Scientific American magazine, Vol. 2 Issue 1 The advocate of Industry and Journal of Scientific, Mechanical and Other Improvements · 第 71 / 93 题