THEO. AUDEL & CO., NEW YORK.

Entered at Stationers Hall, London, England.

Protected by International Copyright in Great Britain and all

her Colonies, and, under the provisions of the

Berne Convention, in

Belgium, France, Germany, Italy, Spain, Switzerland, Tunis,

Hayti, Luxembourg, Monaco, Montinegro

and Norway.

Printed in the United States.

Pumps and Hydraulics, Part 2 (of 2) · 第 14 / 185 题