The Improved diaphragm ship pump, and Edson's diaphragm free pump
Subtitle: manufactured under license from Jacob Edson and executor estate S.B. Loud, patented March 27, 1877, October 1, 1878, November 15, 1881.
Contributors: T. McAvity & Sons.
Series: CIHM/ICMH microfiche series -- no. 61616.
Publisher: s.n.
Published: 1986
Place of publication: [S.l
Language: eng
Format: Microform
Subjects: Pumping machinery.
Notes: "This pump is designed for vessels, railroad tanks, mines, tanneries, wells ... "

Printed ephemera.

Reproduction of original in: Public Archives of Canada. Library.

Pre-1900 Canadiana.

Microfiche. Ottawa : Canadian Institute for Historical Microreproductions, 1986. 1 microfiche (6 fr.) ; 11 x 15 cm. (CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches ; no. 61616).