JOHN R. WHITLEY & CO.

European Representatives of American Houses, with

First-class Agents in the principal industrial and agricultural

centers and cities in Europe. London, 7 Poultry, E. C.

Paris, 8 Place Vendome. Terms on application.

J. R. W. & Co. purchase Paris goods on commission at

shippers' discounts.

STEAM HEATING APPARATUS

LIGHTS PATENTS

24 SIZES OF BOILERS RADIATION 28 PER

CENT SUPERIOR TO ANY OTHER.

ADDRESS: EUREKA STEAM HEATING CO.

ROCHESTER, N. Y.

Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 117 / 157 题