Fraenkel, Peter
Water-pumping devices : a handbook for users and choosers - London Intermediate Technology 1986 - 171p. : ill.
0946688850
PUMPS
WELL PUMPS
626.83 / F7
Water-pumping devices : a handbook for users and choosers - London Intermediate Technology 1986 - 171p. : ill.
0946688850
PUMPS
WELL PUMPS
626.83 / F7