Hand pump (English Wikipedia)

Greenhill, Alfred G. (1894). A Treatise on Hydrostatics. London: Macmillan and Co. p. 363.
Merchant, F.W.; Chant, C.A. (1911). The Ontario High School Physics. Toronto: Copp, Clark Co. Ltd. p. 127.
Bale, M. Powis (1901). Pumps and Pumping (4th ed.). London: Crosby, Lockwood & Son. p. 46.
Bale, M. Powis (1901). Pumps and Pumping (4th ed.). London: Crosby, Lockwood & Son. p. 45.

archive.today

World Bank Group. "World Bank Document" (PDF). Archived from the original on 15 July 2012. Retrieved 1 November 2010.

Oertling, Thomas J. (1982). "The chain pump: an 18th century example". International Journal of Nautical Archaeology. 11 (2): 113–124. doi:10.1111/j.1095-9270.1982.tb00066.x.

Catalogue 'A' of Pumps and Hydraulic Machinery. Seneca, NY: The Goulds Manufacturing Co. 1900. p. 146. hdl:2027/nyp.33433066398425.

"Handpumps". Handpump.org. Archived from the original on 10 September 2010. Retrieved 1 November 2010.

"Handpumps". WaterAid. Retrieved 1 November 2010.
"Archived copy" (PDF). Archived from the original (PDF) on 3 June 2016. Retrieved 10 January 2017.{{cite web}}: CS1 maint: archived copy as title (link)

"The PVC Handpump: International Development Research Centre". Idrc.ca. Archived from the original on 1 February 2011. Retrieved 1 November 2010.
"Archived copy" (PDF). Archived from the original (PDF) on 3 June 2016. Retrieved 10 January 2017.{{cite web}}: CS1 maint: archived copy as title (link)
World Bank, Operations Evaluation Department: Sustaining Rural Water Systems:The Case of Mali Archived 19 July 2011 at the Wayback Machine, Autumn 1997, Retrieved on 25 April 2011
"Handpumps". Handpump.org. Archived from the original on 10 September 2010. Retrieved 1 November 2010.

World Bank, Operations Evaluation Department: Sustaining Rural Water Systems:The Case of Mali Archived 19 July 2011 at the Wayback Machine, Autumn 1997, Retrieved on 25 April 2011

World Bank Group. "World Bank Document" (PDF). Archived from the original on 15 July 2012. Retrieved 1 November 2010.