Those who contemplate building, or who wish to alter, improve, extend,
or add to existing buildings, whether wings, porches, bay windows, or
attic rooms, are invited to communicate with the undersigned. Our work
extends to all parts of the country. Estimates, plans, and drawings
promptly prepared. Terms moderate. Address
MUNN & CO., 361 BROADWAY, NEW YORK.
* * * * *
THE
SCIENTIFIC AMERICAN SUPPLEMENT.
PUBLISHED WEEKLY.
Terms of Subscription, $5 a year.
Sent by mail, postage prepaid, to subscribers in any part of the United
States or Canada. Six dollars a year, sent, prepaid, to any foreign
country.
All the back numbers of THE SUPPLEMENT, from the commencement,
January 1, 1876, can be had. Price, 10 cents each.
All the back volumes of THE SUPPLEMENT can likewise be
supplied. Two volumes are issued yearly. Price of each volume, $2.50
stitched in paper, or $3.50 bound in stiff covers.
COMBINED RATES.--One copy of SCIENTIFIC AMERICAN and
one copy of SCIENTIFIC AMERICAN SUPPLEMENT, one year, postpaid,
$7.00.
A liberal discount to booksellers, news agents, and canvassers.
MUNN & CO., PUBLISHERS,
361 BROADWAY, NEW YORK, N.Y.
* * * * *
PATENTS.
In connection with the SCIENTIFIC AMERICAN, Messrs.
Pages:
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173