Bagley & Sewall's rotary force pump
Publisher: Bagley & Sewell
Published: 1876
Place of publication: Watertown, N.Y.]
Language: eng
Number of pages: 10
Notes: Latest testimonial dated: April 14, 1876.

"May be seen at the Centennial Exhibition, Philadelphia".

"[L.D. Green's patent, Oct. 6, 1874 and Jan. 18, 1876]".