FOR 1877.

This Directory contains over 400,000 names of persons in all kinds of

business. Arranged alphabetically according to States, and classified

according to business. It is a valuable aid to the Merchant,

Manufacturer, and Mechanic, for correspondence or the distribution of

circulars. The edition of 1877 is the third year of issue, and has

already received a largely increased patronage from the business

public.

Price to parties who send their order before the book is issued,

$7.00.

GEO. DE COLANGE & CO., Publishers,

Scientific American, Volume XXXVI., No. 8, February 24, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. · 第 166 / 203 题