shing fresh and useful suggestions. All who contemplate building
or improving homes, or erecting structures of any kind, have before
them in this work an almost _endless series of the latest and best
examples_ from which to make selections, thus saving time and money.

Many other subjects, including Sewerage, Piping, Lighting, Warming,
Ventilating, Decorating, Laying out of Grounds, etc., are illustrated.
An extensive Compendium of Manufacturers' Announcements is also given,
in which the most reliable and approved Building Materials, Goods,
Machines, Tools, and Appliances are described and illustrated, with
addresses of the makers, etc.

The fullness, richness, cheapness, and convenience of this work have
won for it the LARGEST CIRCULATION of any Architectural publication in
the world.

A Catalogue of valuable books on Architecture, Building, Carpentry,
Masonry, Heating, Warming, Lighting, Ventilation, and all branches of
industry pertaining to the art of Building, is supplied free of
charge, sent to any address.

MUNN & CO., PUBLISHERS,
361 BROADWAY, NEW YORK.

* * * * *

BUILDING PLANS AND SPECIFICATIONS.

In connection with the publication of the BUILDING EDITION of the
SCIENTIFIC AMERICAN, Messrs. Munn & Co. furnish plans and
specifications for buildings of every kind, including Churches,
Schools, Stores, Dwellings, Carriage Houses, Barns, etc.

In this work they are assisted by able and experienced architects.
Full plans, details, and specifications for the various buildings
illustrated in this paper can be supplied.

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. P