PROSPECTUS OF THE Scientific American FOR 1888.
Reading edition
The Most Popular Scientific Paper in the World.
Only $3.00 a Year, including Postage. Weekly. 52 Numbers a Year.
This widely circulated and splendidly illustrated paper is published weekly. Every number contains sixteen pages of useful information and a large number of original engravings of new inventions and discoveries, representing Engineering Works, Steam Machinery, New Inventions, Novelties in Mechanics, Manufactures, Chemistry, Electricity, Telegraphy, Photography, Architecture, Agriculture, Horticulture, Natural History, etc.
All Classes of Readers find in the Scientific American a popular resume of the best scientific information of the day; and it is the aim of the publishers to present it in an attractive form, avoiding as much as possible abstruse terms. To every intelligent mind, this journal affords a constant supply of instructive reading. It is promotive of knowledge and progress in every community where it circulates.
Terms of Subscription.—One copy of the Scientific American will be sent for one year—52 numbers—postage prepaid, to any subscriber in the United States or Canada, on receipt, of three dollars by the publishers; six months, $1.50; three months, $1.00.
Clubs.—One extra copy of the Scientific American will be supplied gratis for every club of five subscribers at $3.00 each; additional copies at same proportionate rate.
The safest way to remit is by Postal Order, Draft, or Express Money Order. Money carefully placed inside of envelopes, securely sealed, and correctly addressed, seldom goes astray, but is at the sender’s risk. Address all letters and make all orders, drafts, etc., payable to
MUNN & CO., 361 Broadway, New York.
THE Scientific American Supplement.
This is a separate and distinct publication from The Scientific American, but is uniform therewith in size, every number containing sixteen large pages. The Scientific American Supplement is published weekly, and includes a very wide range of contents. It presents the most recent papers by eminent writers in all the principal departments of Science and the Useful Arts, embracing Biology, Geology, Mineralogy, Natural History, Geography, Archæology, Astronomy, Chemistry, Electricity, Light, Heat, Mechanical Engineering, Steam and Railway Engineering, Mining, Ship Building, Marine Engineering, Photography, Technology, Manufacturing Industries, Sanitary Engineering, Agriculture, Horticulture, Domestic Economy, Biography, Medicine, etc. A vast amount of fresh and valuable information pertaining to these and allied subjects is given, the whole profusely illustrated with engravings.
The most important Engineering Works, Mechanisms, and Manufactures at home and abroad are represented and described in the Supplement.
Price for the Supplement for the United States and Canada, $5.00 a year, or one copy of the Scientific American and one copy of the Supplement, both mailed for one year for $7.00. Address and remit by postal order, express money order, or check,
MUNN & Co., 361 Broadway, N. Y.,
Publishers Scientific American.
To Foreign Subscribers.—Under the facilities of the Postal Union, the Scientific American is now sent by post direct from New York, with regularity, to subscribers in Great Britain, India, Australia, and all other British colonies; to France, Austria, Belgium, Germany, Russia, and all other European States; Japan, Brazil, and all States of Central and South America. Terms, when sent to foreign countries, Canada and Mexico, excepted. $4, gold, for Scientific American, one year; $9, gold for both Scientific American and Supplement for one year. This includes postage, which we pay. Remit by postal or express money order, or draft to order of MUNN & CO., 361 Broadway, New York.
The Tiffany Glass Company
MEMORIAL WINDOWS
GLASS WORK DECORATIONS
Designs and Estimates submitted.
Louis C. Tiffany, Pres. Pringle Mitchell, M’ger.
John Du Fais, Sec.John C. Platt, Treas.
333–335 Fourth Ave., New York City. 509 Pullman Building, Chicago.

The Old Bangor Slate Company
F. C. YARNALL, President, I. S. MOYER, Sec. & Treas.,
Philadelphia. Bethlehem, Pa.
This Company is the original operator in the Bangor Valley, and continues to manufacture the Blue Roofing Slates which have become so celebrated for fineness of texture and uniformity of color.
We also beg to call the special attention of Architects and Builders to the fact that we have perfected a system by which we can furnish Slates with Sawed Edges of suitable size and curve for Towers or Domes of any size or shape.
Working Drawings should be furnished, in which case we can guarantee a perfect job.
Address Correspondence to
The Old Bangor Slate Company, At Office, BETHLEHEM, PA.