ROOFING.
For steep or flat roofs. Applied by ordinary workmen at one-third the
cost of tin. Circulars and samples free. Agents Wanted. T. NEW, 32 John
Street, New York.
* * * * *
Scientific American, Volume XLIII., No. 25, December 18, 1880 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. · 第 130 / 165 题