HOLLY'S IMPROVED WATER WORKS.

Direct Pumping Plan. Combines, with other advantages, over older

systems, the following: 1. Secures by variable pressure a more

reliable water supply for all purposes. 2. Less cost for construction.

3. Less cost for maintenance. 4. Less cost for daily supply by the use

of Holly's Improved Pumping Machinery. 5. Affords the best fire

protection in the world. 6. Largely reduces insurance risks and

premiums. 7. Dispenses with fire engines, in whole or in part. 8.

Reduces fire department expenses. For information by descriptive

pamphlet, or otherwise, address the

HOLLY MANUFACTURING CO., Lockport, N. Y.

* * * * *

EVERY MAN

HIS OWN

PRINTER.

[Illustration: The Excelsior.]

Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 158 / 162 题